/* CSS Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Anti-FOUC: preload dark mode before JS runs */
html.dark-mode-preload body,
html.dark-mode-preload .nav,
html.dark-mode-preload {
    background-color: #0a0a0f !important;
    color: #F1F5F9 !important;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

a {
    text-decoration: none;
    color: inherit;
}

ul, ol {
    list-style: none;
}

/* Prevent horizontal overflow globally */
body {
    overflow-x: hidden;
}

/* Design System Variables */
:root {
    /* Brand colors — same in both modes */
    --color-primary: #3B82F6;
    --color-secondary: #8B5CF6;
    --color-success: #16A34A;
    --color-warning: #D97706;
    --color-danger: #DC2626;

    /* Light mode semantic tokens */
    --color-surface: #FFFFFF;
    --color-surface-raised: #FFFFFF;
    --color-surface-overlay: #F1F5F9;
    --color-text: #111827;
    --color-text-secondary: #6B7280;
    --color-text-muted: #9CA3AF;
    --color-border: #E5E7EB;
    --color-border-strong: #D1D5DB;
    --color-background: #F8FAFC;
    --color-background-alt: #F1F5F9;

    /* Nav */
    --nav-bg: rgba(255, 255, 255, 0.95);
    --nav-border: #E5E7EB;

    /* Card shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.10), 0 4px 8px rgba(0,0,0,0.06);
    --shadow-primary: 0 8px 25px rgba(59,130,246,0.25);

    /* Toggle */
    --toggle-bg: #E5E7EB;
    --toggle-knob: #FFFFFF;
    --toggle-icon-color: #6B7280;

    /* Typography */
    --font-primary: 'Montserrat', sans-serif;
    --font-display: 'Oswald', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-oswald: 'Oswald', sans-serif;
    --font-montserrat: 'Montserrat', sans-serif;

    /* Font Weights */
    --weight-thin: 100;
    --weight-extralight: 200;
    --weight-light: 300;
    --weight-normal: 400;
    --weight-medium: 500;
    --weight-semibold: 600;
    --weight-bold: 700;
    --weight-extrabold: 800;
    --weight-black: 900;

    /* Spacing Scale */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 24px;
    --space-2xl: 32px;

    /* Container */
    --container-max-width: 1200px;
    --container-padding: var(--space-xl);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-theme: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

/* ── Dark Mode Token Overrides ── */
body.dark-mode {
    --color-surface: #1a1a2e;
    --color-surface-raised: #16213e;
    --color-surface-overlay: #0f3460;
    --color-text: #F1F5F9;
    --color-text-secondary: #94A3B8;
    --color-text-muted: #64748B;
    --color-border: #2D3748;
    --color-border-strong: #4A5568;
    --color-background: #0a0a0f;
    --color-background-alt: #111827;

    --nav-bg: rgba(10, 10, 15, 0.95);
    --nav-border: #2D3748;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4), 0 2px 4px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.5), 0 4px 8px rgba(0,0,0,0.3);
    --shadow-primary: 0 8px 25px rgba(59,130,246,0.35);

    --toggle-bg: #3B82F6;
    --toggle-knob: #FFFFFF;
    --toggle-icon-color: #FFFFFF;
}

/* Base Body Styles */
body {
    font-family: var(--font-montserrat);
    font-weight: var(--weight-normal);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: var(--transition-theme);
}

/* Smooth theme transitions — scoped to color/bg/border only, not transforms */
body,
.nav,
.service-card,
.pricing-card,
.trainer-card,
.testimonial-card,
.calculator__form,
.calculator__result,
.contact__item,
.contact__form,
.why-us__item,
.form-input,
.form-textarea,
.form-select,
.calculator-input,
.footer,
.footer__top,
.footer__bottom,
.nav__mobile-menu,
.hero__trust,
h1, h2, h3, h4, h5, h6,
p, li, label, cite, blockquote {
    transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--nav-border);
    z-index: 1000;
    transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

body.dark-mode .nav {
    background: var(--nav-bg);
}

/* ── Nav container — prevent overflow on all screens ── */
.nav__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    min-width: 0;
    overflow: hidden;
}

.nav__right {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    min-width: 0;
    flex-shrink: 0;
}

.nav__menu {
    display: flex;
    gap: var(--space-xl);
}

.nav__link {
    font-weight: var(--weight-medium);
    color: var(--color-text);
    transition: color var(--transition-normal);
    padding: var(--space-sm) var(--space-md);
    border-radius: 6px;
}

.nav__link:hover {
    color: var(--color-primary);
    background: rgba(59, 130, 246, 0.1);
}

/* ── Theme Toggle — modern pill ── */
.theme-toggle {
    position: relative;
    width: 56px;
    height: 28px;
    border-radius: 14px;
    background: var(--toggle-bg);
    border: none;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
    transition: background 0.4s ease;
    outline: none;
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

/* Sliding knob */
.theme-toggle__knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--toggle-knob);
    box-shadow: 0 1px 4px rgba(0,0,0,0.25);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
}

/* Re-declare as absolute for pill positioning */
.theme-toggle .theme-toggle__knob {
    position: absolute;
    top: 3px;
    left: 3px;
}

body.dark-mode .theme-toggle__knob {
    transform: translateX(28px);
}

/* Sun & Moon icons inside knob */
.theme-toggle__sun,
.theme-toggle__moon {
    position: absolute;
    width: 12px;
    height: 12px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(0deg) scale(1);
    transition: opacity 0.3s ease, transform 0.35s ease;
    display: block;
    flex-shrink: 0;
}

.theme-toggle__sun {
    opacity: 1;
    color: #D97706;
}

.theme-toggle__moon {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(-45deg) scale(0.5);
    color: #3B82F6;
}

body.dark-mode .theme-toggle__sun {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(45deg) scale(0.5);
}

body.dark-mode .theme-toggle__moon {
    opacity: 1;
    transform: translate(-50%, -50%) rotate(0deg) scale(1);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-image: url('https://img.freepik.com/premium-photo/contemporary-spotless-fitness-gym-center-interiorgenerative-ai_391052-10889.jpg?w=2000');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow: visible;
    padding-top: 70px; /* nav height */
    padding-bottom: 0;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(17, 24, 39, 0.72);
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-surface);
    width: 100%;
    max-width: min(860px, 90vw);
    padding: clamp(48px, 8vh, 100px) var(--space-xl) clamp(80px, 12vh, 140px);
    animation: heroFadeIn 1.5s ease-out;
}

body.dark-mode .hero__content {
    color: #FFFFFF;
}
.hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 7rem);
    font-weight: var(--weight-bold);
    line-height: 1.05;
    margin-bottom: var(--space-lg);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    animation: slideInFromTop 1s ease-out 0.3s both;
    color: #FFFFFF;
    word-break: break-word;
    overflow-wrap: break-word;
}

.hero__subtitle {
    font-size: clamp(1.1rem, 2.5vw, 2rem);
    font-weight: var(--weight-medium);
    margin-bottom: var(--space-2xl);
    opacity: 0.9;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
    animation: slideInFromBottom 1s ease-out 0.6s both;
    color: #FFFFFF;
}

.hero__cta {
    display: inline-block;
    padding: var(--space-lg) var(--space-2xl);
    font-family: var(--font-oswald);
    font-size: 1.25rem;
    font-weight: var(--weight-bold);
    color: var(--color-surface);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
    animation: slideInFromBottom 1s ease-out 0.9s both;
}

.hero__cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, #2563EB, #7C3AED);
}

.hero__cta:focus {
    outline: 3px solid var(--color-warning);
    outline-offset: 2px;
}

.hero__cta:active {
    transform: translateY(-1px);
}

/* Section Base Styles */
section {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   GLOBAL TYPOGRAPHY RULES
   ============================================ */

/* All headings — Oswald bold uppercase */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-oswald);
    font-weight: var(--weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* All buttons — Oswald bold uppercase */
button,
.pricing-card__cta,
.calculator__btn,
.form-submit {
    font-family: var(--font-oswald);
    font-weight: var(--weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Body text, descriptions, lists — Montserrat regular */
p, li, label, input, textarea, cite {
    font-family: var(--font-montserrat);
    font-weight: var(--weight-normal);
}

/* Nav links — Montserrat medium */
.nav__link {
    font-family: var(--font-montserrat);
    font-weight: var(--weight-medium);
}

/* Services Section */
.services {
    padding: calc(var(--space-2xl) * 2) 0;
    background-color: var(--color-surface);
    transition: background-color var(--transition-normal);
}

.services__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.services__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--weight-bold);
    text-align: center;
    color: var(--color-text);
    margin-bottom: var(--space-2xl);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.service-card {
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: var(--shadow-md);
    position: relative;
}

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
    border-color: var(--color-secondary);
}
/* Service Card Slider */
.service-card__slider {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.service-card__slides {
    position: relative;
    width: 100%;
    height: 100%;
}

.service-card__slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.service-card__slide.active {
    opacity: 1;
}

.service-card__slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.service-card:hover .service-card__slide.active img {
    transform: scale(1.1);
}

/* Navigation Buttons */
.service-card__nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 var(--space-lg);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
}

.service-card:hover .service-card__nav {
    opacity: 1;
}

.service-card__nav-btn {
    width: 40px;
    height: 40px;
    background: rgba(59, 130, 246, 0.9);
    color: var(--color-surface);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    font-weight: var(--weight-bold);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-card__nav-btn:hover {
    background: var(--color-secondary);
    transform: scale(1.1);
}

.service-card__nav-btn:focus {
    outline: 2px solid var(--color-warning);
    outline-offset: 2px;
}

/* Navigation Dots */
.service-card__dots {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--space-sm);
    z-index: 10;
}

.service-card__dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--color-surface);
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.service-card__dot.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.service-card__dot:hover {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
}

/* Service Card Content */
.service-card__content {
    padding: var(--space-2xl);
    text-align: center;
}

.service-card__title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: var(--weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
    transition: color 0.3s ease;
}

.service-card:hover .service-card__title {
    color: var(--color-secondary);
}

.service-card__description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-text);
    opacity: 0.85;
}

/* Pricing Section */
.pricing {
    padding: calc(var(--space-2xl) * 2) 0;
    background-color: var(--color-background-alt);
    transition: background-color var(--transition-normal);
}

.pricing__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.pricing__title {
    font-family: var(--font-oswald);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--weight-bold);
    text-align: center;
    color: var(--color-text);
    margin-bottom: var(--space-2xl);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.pricing__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.pricing-card {
    position: relative;
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 16px;
    padding: var(--space-2xl);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

body.dark-mode .pricing-card {
    background: var(--color-surface);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: var(--shadow-md);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-primary);
}

body.dark-mode .pricing-card:hover {
    box-shadow: 0 16px 40px rgba(59, 130, 246, 0.3);
    border-color: var(--color-primary);
}

.pricing-card--featured {
    border-color: var(--color-secondary);
    background: var(--color-surface);
    transform: scale(1.05);
}

body.dark-mode .pricing-card--featured {
    background: var(--color-surface);
    border-color: var(--color-secondary);
    box-shadow: 0 4px 30px rgba(139, 92, 246, 0.2);
}

.pricing-card--featured:hover {
    transform: scale(1.05) translateY(-8px);
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.2);
}

body.dark-mode .pricing-card--featured:hover {
    box-shadow: 0 20px 50px rgba(139, 92, 246, 0.4);
}

.pricing-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-secondary);
    color: var(--color-surface);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 20px;
    font-family: var(--font-oswald);
    font-size: 0.875rem;
    font-weight: var(--weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

body.dark-mode .pricing-card__badge {
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.6);
}

.pricing-card__title {
    font-family: var(--font-oswald);
    font-size: 2rem;
    font-weight: var(--weight-bold);
    color: var(--color-text);
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: 2px;
}

body.dark-mode .pricing-card__title {
    color: var(--color-text);
}

.pricing-card__price {
    margin-bottom: var(--space-xl);
}

.pricing-card__amount {
    font-family: var(--font-oswald);
    font-size: 3.5rem;
    font-weight: var(--weight-bold);
    color: var(--color-primary);
    line-height: 1;
}

body.dark-mode .pricing-card__amount {
    color: #60A5FA;
}

.pricing-card--featured .pricing-card__amount {
    color: var(--color-secondary);
}

body.dark-mode .pricing-card--featured .pricing-card__amount {
    color: #A78BFA;
    text-shadow: 0 0 20px rgba(167, 139, 250, 0.5);
}

.pricing-card__period {
    font-family: var(--font-montserrat);
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-secondary);
}

.pricing-card__features {
    text-align: left;
    margin-bottom: var(--space-xl);
}

.pricing-card__features li {
    font-family: var(--font-montserrat);
    font-weight: 400;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

body.dark-mode .pricing-card__features li {
    color: var(--color-text-secondary);
    border-bottom-color: var(--color-border);
}

.pricing-card__features li:last-child {
    border-bottom: none;
}

.pricing-card__cta {
    width: 100%;
    padding: var(--space-lg);
    font-family: var(--font-oswald);
    font-size: 1.125rem;
    font-weight: var(--weight-bold);
    color: var(--color-surface);
    background: var(--color-primary);
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s ease;
}

body.dark-mode .pricing-card__cta {
    background: var(--color-primary);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

.pricing-card__cta:hover {
    background: #2563EB;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

body.dark-mode .pricing-card__cta:hover {
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.6);
}

.pricing-card--featured .pricing-card__cta {
    background: var(--color-secondary);
}

body.dark-mode .pricing-card--featured .pricing-card__cta {
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.4);
}

.pricing-card--featured .pricing-card__cta:hover {
    background: #7C3AED;
}

body.dark-mode .pricing-card--featured .pricing-card__cta:hover {
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.6);
}

/* Trainers Section */
.trainers {
    padding: calc(var(--space-2xl) * 2) 0;
    background-color: var(--color-surface);
    transition: background-color var(--transition-normal);
}

.trainers__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.trainers__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--weight-bold);
    text-align: center;
    color: var(--color-text);
    margin-bottom: var(--space-2xl);
}

.trainers__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.trainer-card {
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 16px;
    padding: var(--space-xl);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.trainer-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(59, 130, 246, 0.2);
    border-color: var(--color-secondary);
}

.trainer-card__image {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-lg);
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}

.trainer-card__placeholder {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: var(--weight-bold);
    color: var(--color-surface);
    text-transform: uppercase;
}

.trainer-card__name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: var(--weight-bold);
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.trainer-card__role {
    font-size: 1.125rem;
    font-weight: var(--weight-medium);
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.trainer-card__description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    opacity: 0.8;
}

/* Gallery Section */
.gallery {
    padding: calc(var(--space-2xl) * 2) 0;
    background-color: var(--color-background-alt);
    transition: background-color var(--transition-normal);
}

.gallery__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.gallery__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--weight-bold);
    text-align: center;
    color: var(--color-text);
    margin-bottom: var(--space-2xl);
}

.gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.gallery__item {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.gallery__item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery__item:hover img {
    transform: scale(1.1);
}

/* Fitness Calculator Section */
.calculator {
    padding: calc(var(--space-2xl) * 2) 0;
    background-color: var(--color-surface);
    transition: background-color var(--transition-normal);
}

.calculator__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.calculator__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--weight-bold);
    text-align: center;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.calculator__subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
}

.calculator__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    max-width: 1000px;
    margin: 0 auto;
}

.calculator__form {
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 16px;
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.form-row {
    display: flex;
    gap: var(--space-lg);
}

.input-group {
    flex: 1;
}

.input-label {
    display: block;
    font-family: var(--font-oswald);
    font-size: 1rem;
    font-weight: var(--weight-bold);
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.calculator-input {
    width: 100%;
    padding: var(--space-lg);
    font-family: var(--font-mono);
    font-size: 1.125rem;
    font-weight: var(--weight-medium);
    color: var(--color-text);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.4s ease, color 0.4s ease;
    text-align: center;
}

.calculator-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

.calculator-input:invalid {
    border-color: var(--color-danger);
}

.calculator__btn {
    width: 100%;
    padding: var(--space-lg);
    font-family: var(--font-oswald);
    font-size: 1.25rem;
    font-weight: var(--weight-bold);
    color: var(--color-surface);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border: none;
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.calculator__btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, #2563EB, #7C3AED);
}

.calculator__btn:active {
    transform: translateY(-1px);
}

.calculator__result {
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: 16px;
    padding: var(--space-2xl);
    opacity: 0.7;
    transition: all var(--transition-slow);
}

.calculator__result.active {
    opacity: 1;
    border-color: var(--color-primary);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.15);
}

.result-card {
    text-align: center;
}

.result-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.result-icon {
    font-size: 2rem;
    transition: transform var(--transition-normal);
}

.calculator__result.active .result-icon {
    transform: scale(1.2);
}

.result-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: var(--weight-bold);
    color: var(--color-text);
}

.bmi-display {
    margin-bottom: var(--space-xl);
}

.bmi-value {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: var(--weight-black);
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    transition: color var(--transition-normal);
}

.bmi-category {
    font-size: 1.25rem;
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color var(--transition-normal);
}

.bmi-progress {
    margin: var(--space-xl) 0;
}

.progress-bar {
    position: relative;
    height: 12px;
    background: linear-gradient(to right, 
        var(--color-primary) 0%, 
        var(--color-success) 25%, 
        var(--color-warning) 50%, 
        var(--color-danger) 75%);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: var(--space-lg);
}

.progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 6px;
    transition: width 1s ease-out;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.progress-markers {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.marker {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: var(--weight-medium);
    color: var(--color-text-secondary);
    position: absolute;
    transform: translateX(-50%);
}

.motivation-message {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    font-style: italic;
    padding: var(--space-lg);
    background: var(--color-background-alt);
    border-radius: 8px;
    transition: all var(--transition-normal);
}
/* BMI Category Colors */
.bmi-underweight {
    --result-color: var(--color-primary);
}

.bmi-normal {
    --result-color: var(--color-success);
}

.bmi-overweight {
    --result-color: var(--color-warning);
}

.bmi-obese {
    --result-color: var(--color-danger);
}

.calculator__result.bmi-underweight .bmi-value,
.calculator__result.bmi-normal .bmi-value,
.calculator__result.bmi-overweight .bmi-value,
.calculator__result.bmi-obese .bmi-value {
    color: var(--result-color);
}

.calculator__result.bmi-underweight .bmi-category,
.calculator__result.bmi-normal .bmi-category,
.calculator__result.bmi-overweight .bmi-category,
.calculator__result.bmi-obese .bmi-category {
    color: var(--result-color);
}

.calculator__result.bmi-underweight,
.calculator__result.bmi-normal,
.calculator__result.bmi-overweight,
.calculator__result.bmi-obese {
    border-color: var(--result-color);
}

/* Testimonials Section */
.testimonials {
    padding: calc(var(--space-2xl) * 2) 0;
    background-color: var(--color-surface);
    transition: background-color var(--transition-normal);
}

.testimonials__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.testimonials__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--weight-bold);
    text-align: center;
    color: var(--color-text);
    margin-bottom: var(--space-2xl);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.testimonial-card {
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 16px;
    padding: var(--space-2xl);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: var(--space-xl);
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--color-primary);
    opacity: 0.3;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(59, 130, 246, 0.15);
    border-color: var(--color-secondary);
}

.testimonial-card__quote {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-text);
    font-style: italic;
    margin-bottom: var(--space-xl);
    position: relative;
    z-index: 1;
}

.testimonial-card__author {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: var(--weight-semibold);
    color: var(--color-primary);
    font-style: normal;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Contact Section */
.contact {
    padding: calc(var(--space-2xl) * 2) 0;
    background-color: var(--color-background-alt);
    transition: background-color var(--transition-normal);
}

.contact__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.contact__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--weight-bold);
    text-align: center;
    color: var(--color-text);
    margin-bottom: var(--space-2xl);
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact__item {
    padding: var(--space-xl);
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 12px;
    text-align: center;
}

.contact__item-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: var(--weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact__item-text {
    font-size: 1rem;
    color: var(--color-text);
    line-height: 1.6;
}

.contact__form {
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 16px;
    padding: var(--space-2xl);
}

.form-group {
    margin-bottom: var(--space-xl);
}

.form-label {
    display: block;
    font-family: var(--font-oswald);
    font-size: 1rem;
    font-weight: var(--weight-bold);
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-lg);
    font-family: var(--font-montserrat);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.4s ease, color 0.4s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    width: 100%;
    padding: var(--space-lg);
    font-family: var(--font-oswald);
    font-size: 1.125rem;
    font-weight: var(--weight-bold);
    color: var(--color-surface);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.form-submit:hover {
    background: linear-gradient(135deg, #2563EB, #7C3AED);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.form-submit:focus {
    outline: 3px solid var(--color-warning);
    outline-offset: 2px;
}

/* Footer — see full redesign below */

/* Animations */
@keyframes heroFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   SPACING CONSISTENCY
   All sections follow the same rhythm:
   - Section padding:     64px top/bottom (space-2xl * 2)
   - Title margin-bottom: 32px (space-2xl)
   - Subtitle margin-bottom: 32px (space-2xl)
   - Grid margin-top:     32px (space-2xl)
   - Grid gap:            24px (space-xl)
   - Card padding:        24px (space-xl)
   - Card inner gap:      16px (space-lg)
   ============================================ */

/* Section titles — uniform bottom spacing */
.services__title,
.trainers__title,
.gallery__title,
.testimonials__title,
.contact__title,
.calculator__title {
    margin-bottom: var(--space-2xl);
}

/* Pricing title already uses Oswald — keep its margin consistent */
.pricing__title {
    margin-bottom: var(--space-2xl);
}

/* Grids — uniform top spacing */
.services__grid,
.pricing__grid,
.trainers__grid,
.gallery__grid,
.testimonials__grid {
    margin-top: var(--space-2xl);
}

/* Calculator subtitle */
.calculator__subtitle {
    margin-bottom: var(--space-2xl);
}

/* Calculator content top spacing */
.calculator__content {
    margin-top: var(--space-2xl);
}

/* Contact content top spacing */
.contact__content {
    margin-top: var(--space-2xl);
}

/* Card internal spacing — uniform padding */
.service-card__content,
.trainer-card,
.testimonial-card,
.contact__item {
    padding: var(--space-xl);
}

.pricing-card {
    padding: var(--space-2xl);
}

/* Card title → description gap */
.service-card__title,
.trainer-card__name,
.testimonial-card__quote {
    margin-bottom: var(--space-lg);
}

/* Trainer role → description gap */
.trainer-card__role {
    margin-bottom: var(--space-lg);
}

/* Pricing card internal rhythm */
.pricing-card__title {
    margin-bottom: var(--space-lg);
}

.pricing-card__price {
    margin-bottom: var(--space-xl);
}

.pricing-card__features {
    margin-bottom: var(--space-xl);
}

.pricing-card__features li {
    padding: var(--space-sm) 0;
}

/* Form groups */
.form-group {
    margin-bottom: var(--space-xl);
}

.form-label {
    margin-bottom: var(--space-sm);
}

/* BMI result internal rhythm */
.result-header {
    margin-bottom: var(--space-xl);
}

.bmi-display {
    margin-bottom: var(--space-xl);
}

.bmi-progress {
    margin: var(--space-xl) 0;
}

.progress-bar {
    margin-bottom: var(--space-lg);
}

/* Testimonial quote → author gap */
.testimonial-card__quote {
    margin-bottom: var(--space-xl);
}

/* Contact item title → text gap */
.contact__item-title {
    margin-bottom: var(--space-sm);
}

/* ============================================
   RESPONSIVE DESIGN - ALL BREAKPOINTS
   ============================================ */

/* ── Large screens (1400px+) — keep hero text from getting too wide ── */
@media (min-width: 1400px) {
    .hero__content {
        max-width: min(1000px, 70vw);
    }

    .hero__title {
        font-size: clamp(5rem, 5.5vw, 8rem);
    }

    .hero__subtitle {
        font-size: clamp(1.5rem, 2vw, 2.25rem);
    }

    .hero__trust-item {
        padding: 0 clamp(24px, 3vw, 56px);
    }
}

/* Base: prevent horizontal overflow globally */
*, *::before, *::after {
    max-width: 100%;
}

/* ── Desktop Large (1200px+) ── already handled by base styles ── */

/* ── Laptop (992px – 1199px) ─────────────────────────────────── */
@media (max-width: 1199px) {
    :root {
        --container-padding: var(--space-xl);
    }

    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-lg);
    }

    .pricing-card--featured {
        transform: scale(1.03);
    }

    .pricing-card--featured:hover {
        transform: scale(1.03) translateY(-8px);
    }

    .trainers__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .gallery__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .testimonials__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .calculator__content {
        gap: var(--space-xl);
    }
}

/* ── Tablet (768px – 991px) ──────────────────────────────────── */
@media (max-width: 991px) {
    :root {
        --container-padding: var(--space-xl);
    }

    /* Nav */
    .nav__menu {
        gap: var(--space-md);
    }

    .nav__link {
        font-size: 0.9rem;
        padding: var(--space-xs) var(--space-sm);
    }

    /* Hero */
    .hero {
        background-attachment: scroll;
    }

    .hero__title {
        font-size: clamp(2.5rem, 6vw, 4rem);
    }

    .hero__subtitle {
        font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    }

    /* Services */
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xl);
    }

    .service-card__slider {
        height: 220px;
    }

    /* Pricing — stack to 1 column */
    .pricing__grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }

    .pricing-card--featured {
        transform: none;
    }

    .pricing-card--featured:hover {
        transform: translateY(-8px);
    }

    /* Trainers */
    .trainers__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xl);
    }

    /* Gallery */
    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }

    /* Calculator */
    .calculator__content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    /* Testimonials */
    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xl);
    }

    /* Contact */
    .contact__content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    /* Section titles */
    .services__title,
    .pricing__title,
    .trainers__title,
    .gallery__title,
    .testimonials__title,
    .contact__title,
    .calculator__title {
        font-size: clamp(2rem, 4vw, 3rem);
    }
}

/* ── Mobile (480px – 767px) ──────────────────────────────────── */
@media (max-width: 767px) {
    :root {
        --container-padding: var(--space-lg);
    }

    /* Nav — hide menu links, keep logo + toggle */
    .nav__menu {
        display: none;
    }

    .nav__right {
        gap: var(--space-md);
    }

    .nav__container {
        height: 60px;
    }

    /* Hero — adjust for smaller nav */
    .hero {
        padding-top: 60px;
    }

    /* Hero */
    .hero__content {
        padding-left: var(--space-lg);
        padding-right: var(--space-lg);
    }

    .hero__title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero__subtitle {
        font-size: clamp(1rem, 3vw, 1.25rem);
    }

    .hero__cta {
        font-size: 1rem;
        padding: var(--space-md) var(--space-xl);
    }

    /* Services */
    .services__grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .service-card__slider {
        height: 200px;
    }

    .service-card__content {
        padding: var(--space-xl);
    }

    .service-card__nav-btn {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    /* Pricing */
    .pricing__grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        max-width: 100%;
    }

    .pricing-card {
        padding: var(--space-xl);
    }

    .pricing-card--featured {
        transform: none;
    }

    .pricing-card--featured:hover {
        transform: translateY(-6px);
    }

    .pricing-card__amount {
        font-size: 2.75rem;
    }

    .pricing-card__cta {
        padding: var(--space-md) var(--space-lg);
        font-size: 1rem;
        min-height: 48px;
    }

    /* Trainers */
    .trainers__grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .trainer-card {
        padding: var(--space-xl);
    }

    /* Gallery */
    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }

    /* Calculator */
    .calculator__content {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .form-row {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .calculator__form,
    .calculator__result {
        padding: var(--space-xl);
    }

    .calculator__btn {
        font-size: 1rem;
        min-height: 48px;
    }

    .bmi-value {
        font-size: 2.5rem;
    }

    /* Testimonials */
    .testimonials__grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .testimonial-card {
        padding: var(--space-xl);
    }

    /* Contact */
    .contact__content {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .contact__form {
        padding: var(--space-xl);
    }

    .form-submit {
        min-height: 48px;
        font-size: 1rem;
    }

    /* Section titles */
    .services__title,
    .pricing__title,
    .trainers__title,
    .gallery__title,
    .testimonials__title,
    .contact__title,
    .calculator__title {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }

    /* Theme toggle — keep pill shape on mobile */
    .theme-toggle {
        width: 48px;
        height: 24px;
        border-radius: 12px;
        flex-shrink: 0;
    }

    .theme-toggle .theme-toggle__knob {
        width: 18px;
        height: 18px;
        top: 3px;
        left: 3px;
    }

    body.dark-mode .theme-toggle .theme-toggle__knob {
        transform: translateX(24px);
    }

    .theme-toggle__sun,
    .theme-toggle__moon {
        width: 10px;
        height: 10px;
    }
}

/* ── Small Mobile (below 480px) ──────────────────────────────── */
@media (max-width: 479px) {
    :root {
        --container-padding: var(--space-md);
    }

    /* Nav */
    .nav__container {
        height: 56px;
        padding: 0 var(--space-md);
    }

    .nav__right {
        gap: var(--space-sm);
    }

    /* Hero — adjust for smaller nav */
    .hero {
        padding-top: 56px;
    }

    /* Hero */
    .hero__title {
        font-size: clamp(1.75rem, 9vw, 2.5rem);
    }

    .hero__subtitle {
        font-size: clamp(0.9rem, 3.5vw, 1.1rem);
        margin-bottom: var(--space-xl);
    }

    .hero__cta {
        font-size: 0.95rem;
        padding: var(--space-md) var(--space-lg);
        letter-spacing: 0.5px;
    }

    /* Services */
    .service-card__slider {
        height: 180px;
    }

    .service-card__content {
        padding: var(--space-lg);
    }

    .service-card__title {
        font-size: 1.4rem;
    }

    .service-card__description {
        font-size: 0.95rem;
    }

    .service-card__nav {
        padding: 0 var(--space-sm);
    }

    .service-card__nav-btn {
        width: 30px;
        height: 30px;
        font-size: 0.85rem;
    }

    /* Pricing */
    .pricing-card {
        padding: var(--space-lg);
    }

    .pricing-card__title {
        font-size: 1.5rem;
    }

    .pricing-card__amount {
        font-size: 2.25rem;
    }

    .pricing-card__features li {
        font-size: 0.875rem;
    }

    /* Trainers */
    .trainer-card {
        padding: var(--space-lg);
    }

    .trainer-card__image {
        width: 100px;
        height: 100px;
    }

    .trainer-card__placeholder {
        font-size: 1.5rem;
    }

    .trainer-card__name {
        font-size: 1.25rem;
    }

    /* Gallery */
    .gallery__grid {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    /* Calculator */
    .calculator__form,
    .calculator__result {
        padding: var(--space-lg);
    }

    .calculator-input {
        font-size: 1rem;
        padding: var(--space-md);
    }

    .bmi-value {
        font-size: 2rem;
    }

    .bmi-category {
        font-size: 1rem;
    }

    /* Testimonials */
    .testimonial-card {
        padding: var(--space-lg);
    }

    .testimonial-card__quote {
        font-size: 1rem;
    }

    /* Contact */
    .contact__form {
        padding: var(--space-lg);
    }

    .contact__item {
        padding: var(--space-lg);
    }

    .form-input,
    .form-textarea {
        font-size: 0.95rem;
        padding: var(--space-md);
    }

    /* Section titles */
    .services__title,
    .pricing__title,
    .trainers__title,
    .gallery__title,
    .testimonials__title,
    .contact__title,
    .calculator__title {
        font-size: clamp(1.5rem, 6vw, 2rem);
        margin-bottom: var(--space-xl);
    }

    /* Section padding */
    .services,
    .pricing,
    .trainers,
    .gallery,
    .calculator,
    .testimonials,
    .contact {
        padding: calc(var(--space-2xl) * 1.25) 0;
    }
}


/* ============================================
   PRODUCTION POLISH — NEW ELEMENTS
   ============================================ */

/* ── Nav logo as link ── */
.nav__logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-oswald);
    font-size: clamp(1.1rem, 4vw, 1.5rem);
    font-weight: var(--weight-bold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    text-decoration: none;
    transition: color var(--transition-fast);
    min-width: 0;
    flex-shrink: 1;
    white-space: nowrap;
}

.nav__logo:hover {
    color: var(--color-secondary);
}

.nav__logo-icon {
    width: 28px;
    height: 18px;
    flex-shrink: 0;
    color: var(--color-primary);
    transition: color var(--transition-fast);
    animation: dumbbellLift 1.4s ease-in-out infinite;
    transform-origin: center;
}

.nav__logo:hover .nav__logo-icon {
    color: var(--color-secondary);
}

@keyframes dumbbellLift {
    0%   { transform: translateY(0px)   rotate(0deg); }
    20%  { transform: translateY(-5px)  rotate(-8deg); }
    40%  { transform: translateY(-8px)  rotate(0deg); }
    60%  { transform: translateY(-5px)  rotate(8deg); }
    80%  { transform: translateY(0px)   rotate(0deg); }
    90%  { transform: translateY(2px)   rotate(0deg); }
    100% { transform: translateY(0px)   rotate(0deg); }
}

/* ── Nav CTA button ── */
.nav__cta-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    font-family: var(--font-oswald);
    font-size: 0.9rem;
    font-weight: var(--weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 6px;
    text-decoration: none;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
    white-space: nowrap;
}

.nav__cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, #2563EB, #7C3AED);
}

/* ── Nav scrolled state ── */
.nav--scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

body.dark-mode .nav--scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

/* ── Active nav link ── */
.nav__link--active {
    color: var(--color-primary) !important;
}

/* ── Hamburger button ── */
.nav__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 6px;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 6px;
    transition: background var(--transition-fast);
}

.nav__hamburger:hover {
    background: rgba(59, 130, 246, 0.1);
}

.nav__hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.nav__hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile drawer ── */
.nav__mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 0 var(--container-padding);
    gap: var(--space-sm);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    /* closed by default — no padding, no height */
}

.nav__mobile-menu.is-open {
    max-height: 520px;
    padding: var(--space-xl) var(--container-padding);
}

.nav__mobile-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nav__mobile-link {
    display: block;
    padding: 12px var(--space-lg);
    font-family: var(--font-oswald);
    font-size: 1.1rem;
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text);
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.nav__mobile-link:hover {
    color: var(--color-primary);
    background: rgba(59, 130, 246, 0.08);
    padding-left: calc(var(--space-lg) + 6px);
}

.nav__mobile-cta {
    display: block;
    margin-top: var(--space-lg);
    padding: 14px var(--space-xl);
    font-family: var(--font-oswald);
    font-size: 1rem;
    font-weight: var(--weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 8px;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.nav__mobile-cta:hover {
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.35);
    transform: translateY(-1px);
}

/* ── Hero badge ── */
.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    font-family: var(--font-montserrat);
    font-size: 0.875rem;
    font-weight: var(--weight-medium);
    color: #fff;
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(4px);
    animation: slideInFromTop 1s ease-out 0.1s both;
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    background: #4ade80;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

/* ── Hero tagline ── */
.hero__tagline {
    font-size: clamp(0.95rem, 2vw, 1.15rem);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-2xl);
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
    animation: slideInFromBottom 1s ease-out 0.8s both;
}

/* ── Hero dual CTAs ── */
.hero__actions {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
    animation: slideInFromBottom 1s ease-out 1s both;
}

.hero__cta--outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.7);
    color: #fff;
    box-shadow: none;
}

.hero__cta--outline:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #fff;
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.15);
}

/* ── Hero trust bar ── */
.hero__trust {
    position: relative;
    z-index: 3;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    background: rgba(17, 24, 39, 0.88);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-xl) var(--container-padding);
    flex-wrap: wrap;
    margin-top: auto;
}

.hero__trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 var(--space-2xl);
}

.hero__trust-number {
    font-family: var(--font-oswald);
    font-size: 1.75rem;
    font-weight: var(--weight-bold);
    color: var(--color-primary);
    line-height: 1;
}

.hero__trust-label {
    font-family: var(--font-montserrat);
    font-size: 0.8rem;
    font-weight: var(--weight-medium);
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

.hero__trust-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

/* ── Why Us Section ── */
.why-us {
    padding: calc(var(--space-2xl) * 2) 0;
    background: var(--color-background-alt);
    transition: background-color var(--transition-normal);
}

.why-us__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.why-us__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.why-us__item {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
    background: var(--color-surface);
    border-radius: 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all 0.35s ease, opacity 0.6s ease, transform 0.6s ease;
    opacity: 0;
    transform: translateY(20px);
}

.why-us__item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.why-us__item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(59, 130, 246, 0.12);
    border-color: var(--color-primary);
}

.why-us__icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-lg);
    display: block;
}

.why-us__title {
    font-family: var(--font-oswald);
    font-size: 1.2rem;
    font-weight: var(--weight-bold);
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-md);
}

.why-us__text {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--color-text-secondary);
}

/* ── Pricing subtitle & note ── */
.pricing__subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-top: -var(--space-lg);
    margin-bottom: var(--space-xl);
}

.pricing__note {
    text-align: center;
    margin-top: var(--space-2xl);
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

.pricing__note strong {
    color: var(--color-primary);
}

/* ── Pricing checkmarks ── */
.check {
    display: inline-block;
    width: 20px;
    font-weight: var(--weight-bold);
    color: var(--color-success);
    flex-shrink: 0;
}

.check--no {
    color: var(--color-text-secondary);
    opacity: 0.5;
}

.pricing-card__features li {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ── Contact subtitle ── */
.contact__subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-top: calc(-1 * var(--space-lg));
    margin-bottom: var(--space-xl);
}

/* ── Contact item with icon ── */
.contact__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 12px;
    text-align: left;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.contact__item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.12);
}

.contact__item-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.contact__link {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact__link:hover {
    color: var(--color-secondary);
    text-decoration: underline;
}

/* ── Hours table ── */
.hours-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--space-sm);
    font-size: 0.95rem;
}

.hours-table td {
    padding: 4px 0;
    color: var(--color-text);
    font-family: var(--font-montserrat);
}

.hours-table td:first-child {
    font-weight: var(--weight-medium);
    padding-right: var(--space-lg);
    white-space: nowrap;
}

.hours-table__note td {
    padding-top: var(--space-sm);
    color: var(--color-primary);
    font-weight: var(--weight-medium);
    font-size: 0.875rem;
}

/* ── Form select ── */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
    cursor: pointer;
}

/* ── Form success message ── */
.form-success {
    margin-top: var(--space-lg);
    padding: var(--space-lg);
    background: rgba(22, 163, 74, 0.1);
    border: 1px solid rgba(22, 163, 74, 0.3);
    border-radius: 8px;
    color: var(--color-success);
    font-size: 0.95rem;
    font-weight: var(--weight-medium);
    display: none;
    transition: all var(--transition-normal);
}

.form-success.is-visible {
    display: block;
}

/* ── Footer full redesign ── */
.footer {
    background-color: #0d1117;
    color: #e2e8f0;
    transition: background-color 0.4s ease;
}

body.dark-mode .footer {
    background-color: #050508;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__top {
    padding: 64px 0 48px;
}

.footer__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-2xl);
}

.footer__col--brand {
    padding-right: var(--space-2xl);
}

.footer__logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-oswald);
    font-size: 1.5rem;
    font-weight: var(--weight-bold);
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-decoration: none;
    margin-bottom: var(--space-lg);
    transition: color var(--transition-fast);
}

.footer__logo:hover {
    color: var(--color-primary);
}

.footer__logo-icon {
    width: 36px;
    height: 22px;
    color: var(--color-primary);
}

.footer__tagline {
    font-size: 0.95rem;
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: var(--space-xl);
}

/* Social icons */
.footer__social {
    display: flex;
    gap: var(--space-md);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    color: #94a3b8;
    text-decoration: none;
    transition: all 0.25s ease;
}

.footer__social-link svg {
    width: 18px;
    height: 18px;
}

.footer__social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

/* Footer columns */
.footer__col-title {
    font-family: var(--font-oswald);
    font-size: 0.85rem;
    font-weight: var(--weight-bold);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #fff;
    margin-bottom: var(--space-xl);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer__link {
    font-size: 0.9rem;
    color: #94a3b8;
    text-decoration: none;
    transition: color var(--transition-fast);
    line-height: 1.4;
}

.footer__link:hover {
    color: var(--color-primary);
}

.footer__address {
    font-style: normal;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.footer__address p {
    font-size: 0.9rem;
    color: #94a3b8;
    line-height: 1.5;
}

.footer__hours {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__hours p {
    font-size: 0.875rem;
    color: #94a3b8;
}

.footer__hours strong {
    color: #cbd5e1;
}

/* Footer bottom bar */
.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: var(--space-xl) 0;
}

.footer__bottom-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.footer__copyright {
    font-size: 0.875rem;
    color: #64748b;
}

.footer__legal {
    display: flex;
    gap: var(--space-xl);
}

.footer__legal-link {
    font-size: 0.875rem;
    color: #64748b;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__legal-link:hover {
    color: var(--color-primary);
}

/* ============================================
   RESPONSIVE — NEW ELEMENTS
   ============================================ */

@media (max-width: 1199px) {
    .why-us__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer__container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }

    .footer__col--brand {
        grid-column: 1 / -1;
        padding-right: 0;
        display: grid;
        grid-template-columns: auto 1fr;
        gap: var(--space-xl);
        align-items: start;
    }

    .footer__tagline {
        margin-bottom: 0;
    }
}

@media (max-width: 991px) {
    .hero__trust {
        gap: 0;
    }

    .hero__trust-item {
        padding: 0 var(--space-xl);
    }

    .hero__trust-number {
        font-size: 1.4rem;
    }

    .nav__cta-btn {
        display: none;
    }

    .nav__hamburger {
        display: flex;
    }

    .nav__mobile-menu {
        display: flex;
    }

    .nav__menu {
        display: none;
    }

    .nav__right {
        gap: var(--space-md);
    }
}

@media (max-width: 767px) {
    .hero__trust {
        flex-wrap: wrap;
        gap: var(--space-lg);
        padding: var(--space-xl) var(--container-padding);
    }

    .hero__trust-divider {
        display: none;
    }

    .hero__trust-item {
        padding: 0 var(--space-lg);
        flex: 1 1 40%;
    }

    .why-us__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }

    .footer__container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .footer__col--brand {
        grid-column: auto;
        display: block;
    }

    .footer__bottom-container {
        flex-direction: column;
        text-align: center;
    }

    .footer__legal {
        justify-content: center;
    }

    .contact__item {
        flex-direction: column;
        gap: var(--space-md);
    }
}

@media (max-width: 479px) {
    .why-us__grid {
        grid-template-columns: 1fr;
    }

    .hero__actions {
        flex-direction: column;
        align-items: center;
    }

    .hero__cta {
        width: 100%;
        max-width: 280px;
    }

    .hero__trust-item {
        flex: 1 1 45%;
    }

    .footer__social-link {
        width: 44px;
        height: 44px;
    }
}