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

:root {
    --color-primary: #2b7a9e;
    --color-primary-dark: #1d5f7f;
    --color-primary-light: #e8f4f8;
    --color-accent: #f0c040;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-white: #ffffff;
    --color-bg: #ffffff;
    --color-bg-alt: #f9fbfc;
    --color-overlay: rgba(21, 72, 96, 0.6);

    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Open Sans', 'Segoe UI', sans-serif;

    --max-width: 1200px;
    --section-padding: 100px 0;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
}

.section-divider {
    width: 60px;
    height: 3px;
    background-color: var(--color-primary);
    margin: 16px auto 32px;
}

.section-divider-light {
    background-color: var(--color-accent);
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 14px 36px;
    border: none;
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(43, 122, 158, 0.4);
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
    padding: 20px 0;
}

.navbar.scrolled {
    background: var(--color-white);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 12px 0;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.nav-logo img {
    height: 56px;
    width: auto;
    object-fit: contain;
}

.footer-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    margin-bottom: 8px;
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 8px;
}

.nav-link {
    color: var(--color-white);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 4px;
    transition: var(--transition);
}

.navbar.scrolled .nav-link {
    color: var(--color-text);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.15);
}

.navbar.scrolled .nav-link:hover {
    color: var(--color-primary);
    background: transparent;
}

.nav-cta {
    background-color: var(--color-primary) !important;
    color: var(--color-white) !important;
    border-radius: 4px;
    margin-left: 8px;
}

.nav-cta:hover {
    background-color: var(--color-primary-dark) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    gap: 5px;
    padding: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-white);
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
    background-color: var(--color-text);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 70% center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-overlay);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--color-white);
    max-width: 700px;
    padding: 0 24px;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 300;
    margin-bottom: 8px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-tagline {
    font-size: 1.15rem;
    font-weight: 300;
    margin-bottom: 40px;
    opacity: 0.9;
    font-style: italic;
}

/* ===== About ===== */
.about {
    padding: var(--section-padding);
    background-color: var(--color-bg);
}

.about h2 {
    font-size: 2.5rem;
    color: var(--color-primary-dark);
    text-align: center;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 60px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.about-image img {
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    object-position: center top;
}

.about-text h2 {
    text-align: left;
}

.about-text .section-divider {
    margin-left: 0;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--color-text-light);
    margin-bottom: 18px;
}

.about-text p:last-child {
    margin-bottom: 0;
}

/* ===== Why Swim Section ===== */
.why-swim {
    position: relative;
    padding: 120px 0;
    overflow: hidden;
    text-align: center;
    color: var(--color-white);
}

.why-swim-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.why-swim-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.why-swim-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(21, 72, 96, 0.75);
}

.why-swim-content {
    position: relative;
    z-index: 2;
    max-width: 750px;
    margin: 0 auto;
}

.why-swim h2 {
    font-size: 2.5rem;
}

.why-swim-quote {
    font-size: 1.35rem;
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 20px;
    font-weight: 300;
}

.why-swim-content p:last-child {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ===== Lessons ===== */
.lessons {
    padding: var(--section-padding);
    background-color: var(--color-bg-alt);
    text-align: center;
}

.lessons h2 {
    font-size: 2.5rem;
    color: var(--color-primary-dark);
}

.lessons-intro {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto 50px;
}

.lessons-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.lesson-card {
    background: var(--color-white);
    padding: 40px 28px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
}

.lesson-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.lesson-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    color: var(--color-primary);
}

.lesson-icon svg {
    width: 100%;
    height: 100%;
}

.lesson-card h3 {
    font-size: 1.2rem;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
}

.lesson-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ===== Stats ===== */
.stats {
    padding: 60px 0;
    background-color: var(--color-primary);
    color: var(--color-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.95rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.85;
}

/* ===== Team ===== */
.team {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    text-align: center;
}

.team h2 {
    font-size: 2.5rem;
    color: var(--color-primary-dark);
}

.team-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: center;
    text-align: left;
    max-width: 1000px;
    margin: 0 auto;
}

.team-image img {
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    width: 100%;
    object-fit: cover;
    object-position: top;
}

.team-text p {
    font-size: 1.05rem;
    color: var(--color-text-light);
    margin-bottom: 18px;
}

/* ===== Contact ===== */
.contact {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    text-align: center;
}

.contact h2 {
    font-size: 2.5rem;
}

.contact-intro {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    max-width: 900px;
    margin: 0 auto;
    text-align: left;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 30px;
}

.contact-item svg {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    margin-top: 4px;
    opacity: 0.9;
}

.contact-item h4 {
    font-family: var(--font-body);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.7;
    margin-bottom: 4px;
    font-weight: 600;
}

.contact-item p {
    font-size: 1.05rem;
}

.contact-info-centered {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.email-link {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.email-link:hover {
    opacity: 0.8;
}

.contact-btn {
    margin-top: 16px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.15);
}

.form-group textarea {
    resize: vertical;
}

.contact-form .btn-primary {
    background-color: var(--color-accent);
    color: var(--color-text);
    align-self: flex-start;
}

.contact-form .btn-primary:hover {
    background-color: #e5b530;
    box-shadow: 0 4px 15px rgba(240, 192, 64, 0.4);
}

/* ===== Footer ===== */
.footer {
    background-color: #1a3a4a;
    color: var(--color-white);
    padding: 50px 0 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 6px;
}

.footer-brand p {
    font-size: 0.9rem;
    opacity: 0.6;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 0.9rem;
    opacity: 0.7;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-accent);
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    font-size: 0.85rem;
    opacity: 0.5;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .lessons-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 70px 0;
    }

    /* Mobile Nav */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: 80px 30px 30px;
        gap: 4px;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        color: var(--color-text) !important;
        font-size: 1.1rem;
        padding: 12px 16px;
        width: 100%;
    }

    .nav-link:hover {
        background: var(--color-primary-light) !important;
        color: var(--color-primary) !important;
    }

    .nav-cta {
        margin-left: 0 !important;
        margin-top: 12px;
        text-align: center;
    }

    /* Hero */
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-tagline {
        font-size: 1rem;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .about-image img {
        max-width: 350px;
        margin: 0 auto;
        aspect-ratio: 3/4;
    }

    .about-text h2 {
        text-align: center;
    }

    .about-text .section-divider {
        margin-left: auto;
    }

    /* Why Swim */
    .why-swim {
        padding: 80px 0;
    }

    .why-swim h2 {
        font-size: 2rem;
    }

    .why-swim-quote {
        font-size: 1.15rem;
    }

    /* Lessons */
    .lessons-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    /* Stats */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .stat-number {
        font-size: 2.2rem;
    }

    /* Team */
    .team-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-info {
        display: flex;
        gap: 30px;
        justify-content: center;
    }

    .contact-item {
        margin-bottom: 0;
    }

    .contact-form .btn-primary {
        align-self: stretch;
    }

    /* Footer */
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
        letter-spacing: 1px;
    }

    h2 {
        font-size: 2rem !important;
    }

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

    .stat-number {
        font-size: 1.8rem;
    }
}