/* ============================================================
   THE FITNESS COACH — Mobile-first stylesheet
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
    --color-primary:    #ff5722;   /* energetic orange */
    --color-secondary:  #00bcd4;   /* vibrant cyan */
    --color-accent:     #8bc34a;   /* fresh green */
    --color-dark:       #1a1a2e;   /* deep navy */
    --color-mid:        #16213e;
    --color-light:      #f5f7fa;
    --color-white:      #ffffff;
    --color-text:       #333344;
    --color-text-light: #666680;
    --color-border:     #e0e4ef;

    --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-heading: Georgia, "Times New Roman", serif;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 24px;

    --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
    --shadow-md: 0 6px 24px rgba(0,0,0,.12);
    --shadow-lg: 0 12px 48px rgba(0,0,0,.18);

    --transition: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-base);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background: #cc0000;
    min-height: 100vh;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover { text-decoration: underline; }

ul { list-style: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
    font-family: var(--font-base);
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-dark);
}

h1 { font-size: clamp(2rem, 6vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.4rem); }

/* ---------- Utilities ---------- */
.section-tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.3em 0.9em;
    border-radius: 999px;
    margin-bottom: 1rem;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.section-header p {
    color: var(--color-text-light);
    margin-top: 0.75rem;
}

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4em;
    padding: 0.75em 1.6em;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    border: 2px solid transparent;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: #e64a19;
    border-color: #e64a19;
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}

.btn-secondary:hover {
    background: #0097a7;
    border-color: #0097a7;
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-outline:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

.btn-full { width: 100%; }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-dark);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.25rem;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color-white);
    text-decoration: none;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hamburger */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
}

.nav-toggle span {
    display: block;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav */
.main-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-mid);
    padding: 1rem 1.25rem 1.5rem;
    box-shadow: var(--shadow-md);
}

.main-nav.is-open {
    display: block;
}

.main-nav ul {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.main-nav a {
    display: block;
    padding: 0.6em 0.8em;
    color: var(--color-white);
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
    text-decoration: none;
}

.main-nav a:hover,
.main-nav a.active {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
    background: linear-gradient(135deg, var(--color-dark) 0%, #0f3460 60%, #1a1a60 100%);
    color: var(--color-white);
    padding: 5rem 1.25rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 80% 20%, rgba(255,87,34,.25) 0%, transparent 50%),
        radial-gradient(circle at 10% 80%, rgba(0,188,212,.2) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.hero-tag {
    display: inline-block;
    background: rgba(255,255,255,.12);
    color: var(--color-secondary);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.35em 1em;
    border-radius: 999px;
    border: 1px solid rgba(0,188,212,.4);
    margin-bottom: 1.25rem;
}

.hero h1 {
    color: var(--color-white);
    margin-bottom: 1.25rem;
}

.hero h1 br { display: none; }

.hero p {
    font-size: 1.05rem;
    color: rgba(255,255,255,.8);
    max-width: 560px;
    margin: 0 auto 2rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.hero-stats {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0;
    max-width: 600px;
    margin: 3.5rem auto 0;
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: var(--radius-md);
    overflow: hidden;
    backdrop-filter: blur(8px);
}

.stat {
    flex: 1;
    min-width: 120px;
    padding: 1.25rem 1rem;
    text-align: center;
    border-right: 1px solid rgba(255,255,255,.1);
}

.stat:last-child { border-right: none; }

.stat strong {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat span {
    font-size: 0.8rem;
    color: rgba(255,255,255,.65);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about {
    padding: 5rem 1.25rem;
    background: var(--color-light);
}

.section-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.about-image {
    position: relative;
    align-self: center;
}

.image-placeholder {
    width: 260px;
    height: 320px;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 600;
    opacity: .7;
    box-shadow: var(--shadow-lg);
}

.about-badge {
    position: absolute;
    bottom: -1rem;
    right: -1rem;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.75rem 1.1rem;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
    line-height: 1.3;
}

.about-badge strong {
    display: block;
    font-size: 1rem;
    font-weight: 800;
}

.about-badge span {
    font-size: 0.75rem;
    opacity: .85;
}

.about-text .section-tag { margin-bottom: 0.75rem; }

.about-text h2 { margin-bottom: 1rem; }

.about-text p {
    color: var(--color-text-light);
    margin-bottom: 1rem;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin: 1.5rem 0 2rem;
}

.about-highlights li {
    display: flex;
    align-items: center;
    gap: 0.6em;
    font-weight: 600;
    color: var(--color-text);
}

.highlight-icon {
    color: var(--color-primary);
    font-size: 0.85em;
    flex-shrink: 0;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
    padding: 5rem 1.25rem;
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.service-card {
    background: var(--color-light);
    border-radius: var(--radius-md);
    padding: 2rem 1.5rem;
    border: 2px solid transparent;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-secondary);
}

.service-card--featured {
    background: linear-gradient(135deg, var(--color-dark), #0f3460);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.service-card--featured h3,
.service-card--featured p,
.service-card--featured li {
    color: var(--color-white);
}

.service-card--featured p,
.service-card--featured li {
    opacity: .85;
}

.service-icon {
    font-size: 2.2rem;
    line-height: 1;
}

.service-card h3 { margin: 0; }

.service-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    flex-grow: 1;
}

.service-card ul {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.service-card li {
    font-size: 0.9rem;
    color: var(--color-text-light);
    padding-left: 1.2em;
    position: relative;
}

.service-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

.service-card--featured li::before {
    color: var(--color-secondary);
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
    padding: 5rem 1.25rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #fef3ee 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.testimonial {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.5rem;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-primary);
    position: relative;
}

.testimonial::before {
    content: '\201C';
    position: absolute;
    top: 0.5rem;
    left: 1.1rem;
    font-size: 3rem;
    color: var(--color-primary);
    opacity: .25;
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial p {
    font-style: italic;
    color: var(--color-text);
    margin-bottom: 1rem;
    padding-top: 0.5rem;
}

.testimonial cite {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary);
    font-style: normal;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
    padding: 5rem 1.25rem;
    background: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.contact-info .section-tag { margin-bottom: 0.75rem; }
.contact-info h2 { margin-bottom: 1rem; }

.contact-info > p {
    color: var(--color-text-light);
    margin-bottom: 1.75rem;
    max-width: 420px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: 0.75em;
    font-size: 0.95rem;
}

.contact-icon {
    font-size: 1.1em;
    flex-shrink: 0;
}

.contact-details a {
    color: var(--color-text);
    font-weight: 600;
}

.contact-details a:hover { color: var(--color-primary); }

/* Form */
.contact-form {
    background: var(--color-light);
    border-radius: var(--radius-md);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75em 1em;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-base);
    font-size: 0.95rem;
    color: var(--color-text);
    background: var(--color-white);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255,87,34,.15);
}

.form-group textarea { resize: vertical; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 2.5rem 1.25rem;
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    text-align: center;
}

.footer-logo {
    font-size: 1.2rem;
    font-weight: 800;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.25rem 1.5rem;
}

.footer-nav a {
    color: rgba(255,255,255,.65);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--transition);
}

.footer-nav a:hover { color: var(--color-primary); }

.footer-copy {
    font-size: 0.8rem;
    color: rgba(255,255,255,.4);
}

/* ============================================================
   RESPONSIVE — Tablet 640px+
   ============================================================ */
@media (min-width: 640px) {

    .hero h1 br { display: block; }

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

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

/* ============================================================
   RESPONSIVE — Desktop 900px+
   ============================================================ */
@media (min-width: 900px) {

    /* Nav becomes horizontal */
    .nav-toggle { display: none; }

    .main-nav {
        display: block;
        position: static;
        background: none;
        padding: 0;
        box-shadow: none;
    }

    .main-nav ul {
        flex-direction: row;
        gap: 0.25rem;
    }

    .main-nav a {
        padding: 0.4em 0.9em;
        font-size: 0.9rem;
    }

    /* Hero */
    .hero { padding: 7rem 1.25rem 6rem; }

    /* About */
    .section-container {
        flex-direction: row;
        align-items: center;
        gap: 4rem;
    }

    .about-image { flex-shrink: 0; }

    .image-placeholder {
        width: 320px;
        height: 400px;
    }

    /* Services */
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr 1.2fr;
        align-items: start;
    }
}