/* ========================================
   SUPER.TENNIS — Sporty Tennis Design
   ======================================== */

:root {
    --court-green: #2d8c3c;
    --court-green-dark: #1e6b2b;
    --court-green-light: #3aad4d;
    --ball-yellow: #ccff00;
    --ball-yellow-dim: #b8e600;
    --white: #ffffff;
    --gray-50: #f8f9fa;
    --gray-100: #f1f3f5;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #868e96;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --danger: #e03131;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
    --transition: 0.3s ease;
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-body);
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
table { border-collapse: collapse; width: 100%; }

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========== HEADER ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}
.header.scrolled {
    box-shadow: var(--shadow);
}
.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}
.logo__icon { display: none; }
.logo__text { color: var(--gray-900); display: flex; align-items: center; gap: 2px; }
.logo__ball { vertical-align: middle; margin: 0 1px; }
.logo__dot { color: var(--court-green); }

.nav {
    display: flex;
    gap: 32px;
}
.nav__link {
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    padding: 4px 0;
    transition: color var(--transition);
}
.nav__link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--court-green);
    transition: width var(--transition);
}
.nav__link:hover { color: var(--court-green); }
.nav__link:hover::after { width: 100%; }

.header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
}

/* Language Switcher */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
    transition: var(--transition);
}
.lang-switch:hover {
    border-color: var(--court-green);
    color: var(--court-green);
}
.lang-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    z-index: 100;
}
.lang-dropdown.open { display: block; }
.lang-option {
    display: block;
    width: 100%;
    padding: 8px 20px;
    text-align: left;
    font-size: 0.9rem;
    transition: var(--transition);
}
.lang-option:hover {
    background: var(--gray-100);
    color: var(--court-green);
}

/* Burger */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 4px 0;
}
.burger span {
    display: block;
    height: 2px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: var(--transition);
}
.burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.active span:nth-child(2) { opacity: 0; }
.burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========== HERO ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.hero__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #1a5c28 0%, #2d8c3c 40%, #1e6b2b 100%);
}
.hero__overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0,0,0,0.2) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(204,255,0,0.05) 0%, transparent 40%);
}

/* Tennis ball decoration */
.hero__ball {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 35%, var(--ball-yellow), var(--ball-yellow-dim));
    top: -80px;
    right: -60px;
    opacity: 0.12;
    animation: float 6s ease-in-out infinite;
}
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(20px) rotate(5deg); }
}

/* Court lines decoration */
.hero__court-lines {
    position: absolute;
    inset: 0;
    opacity: 0.08;
}
.court-line {
    position: absolute;
    background: var(--white);
}
.court-line--h1 { height: 2px; width: 60%; top: 30%; left: 20%; }
.court-line--h2 { height: 2px; width: 60%; bottom: 30%; left: 20%; }
.court-line--v { width: 2px; height: 40%; top: 30%; left: 50%; }
.court-line--service1 { height: 2px; width: 30%; top: 45%; left: 20%; }
.court-line--service2 { height: 2px; width: 30%; top: 45%; right: 20%; }

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 100px 0 60px;
}
.hero__badge {
    display: inline-block;
    padding: 6px 20px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}
.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 700;
    letter-spacing: 4px;
    line-height: 1;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease 0.1s both;
}
.hero__dot {
    color: var(--ball-yellow);
    font-size: 1.2em;
}
.hero__ball-icon {
    vertical-align: middle;
    margin: 0 4px;
    filter: drop-shadow(0 2px 8px rgba(204,255,0,0.4));
}
.hero__subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto 36px;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.2s both;
}
.hero__actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.3s both;
}
.hero__stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}
.hero__stat {
    text-align: center;
}
.hero__stat-num {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--ball-yellow);
}
.hero__stat-label {
    font-size: 0.8rem;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.hero__scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    opacity: 0.5;
    animation: bounce 2s ease infinite;
}
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
}
.btn--primary {
    background: var(--ball-yellow);
    color: var(--gray-900);
}
.btn--primary:hover {
    background: var(--ball-yellow-dim);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(204,255,0,0.3);
}
.btn--outline {
    border: 2px solid rgba(255,255,255,0.4);
    color: var(--white);
}
.btn--outline:hover {
    border-color: var(--white);
    background: rgba(255,255,255,0.1);
}
.btn--sm { padding: 8px 20px; font-size: 0.8rem; }
.btn--full { width: 100%; }

/* ========== SECTIONS ========== */
.section {
    padding: 80px 0;
}
.section:nth-child(even) {
    background: var(--gray-50);
}
.section__header {
    text-align: center;
    margin-bottom: 48px;
}
.section__title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    margin-bottom: 12px;
}
.section__title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--court-green);
    border-radius: 2px;
}
.section__desc {
    color: var(--gray-600);
    font-size: 1rem;
    margin-top: 16px;
}

/* ========== NEWS ========== */
.news__tabs {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 32px;
    flex-wrap: wrap;
}
.news__tab {
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-600);
    border: 1px solid var(--gray-300);
    transition: var(--transition);
}
.news__tab:hover { border-color: var(--court-green); color: var(--court-green); }
.news__tab.active {
    background: var(--court-green);
    color: var(--white);
    border-color: var(--court-green);
}

.news__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}
.news__card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.news__card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--court-green-light);
}
.news__card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.news__card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.news__card-source {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--court-green);
    padding: 3px 10px;
    background: rgba(45,140,60,0.08);
    border-radius: 50px;
}
.news__card-date {
    font-size: 0.75rem;
    color: var(--gray-500);
}
.news__card-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 10px;
    color: var(--gray-900);
}
.news__card-excerpt {
    font-size: 0.85rem;
    color: var(--gray-600);
    line-height: 1.5;
    flex: 1;
    margin-bottom: 16px;
}
.news__card-link {
    color: var(--court-green);
    font-weight: 600;
    font-size: 0.8rem;
    transition: var(--transition);
    align-self: flex-start;
}
.news__card-link:hover { color: var(--court-green-dark); }

.news__loading, .news__error {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 0;
    color: var(--gray-500);
}
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--court-green);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.news__error { color: var(--danger); }

/* ========== RANKINGS ========== */
.rankings__tabs {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 32px;
}
.rankings__tab {
    padding: 10px 32px;
    border-radius: var(--radius-sm);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--gray-600);
    border: 2px solid var(--gray-300);
    transition: var(--transition);
}
.rankings__tab:hover { border-color: var(--court-green); color: var(--court-green); }
.rankings__tab.active {
    background: var(--court-green);
    color: var(--white);
    border-color: var(--court-green);
}

.rankings__table-wrap {
    max-width: 800px;
    margin: 0 auto;
    overflow-x: auto;
}
.rankings__table th {
    background: var(--gray-900);
    color: var(--white);
    padding: 14px 20px;
    text-align: left;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.rankings__table th:first-child {
    border-radius: var(--radius-sm) 0 0 0;
    width: 60px;
    text-align: center;
}
.rankings__table th:last-child {
    border-radius: 0 var(--radius-sm) 0 0;
    text-align: right;
}
.rankings__table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.95rem;
}
.rankings__table td:first-child {
    text-align: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--court-green);
}
.rankings__table td:last-child {
    text-align: right;
    font-weight: 600;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
}
.rankings__table tbody tr {
    transition: var(--transition);
}
.rankings__table tbody tr:hover {
    background: rgba(45, 140, 60, 0.05);
}
.rankings__table tbody tr:nth-child(1) td:first-child { color: #ffd700; font-size: 1.3rem; }
.rankings__table tbody tr:nth-child(2) td:first-child { color: #c0c0c0; }
.rankings__table tbody tr:nth-child(3) td:first-child { color: #cd7f32; }

.rankings__note {
    text-align: center;
    margin-top: 20px;
    font-size: 0.8rem;
    color: var(--gray-500);
    font-style: italic;
}

.player-name {
    font-weight: 600;
}
.player-flag {
    margin-right: 8px;
    font-size: 1.2rem;
}

/* ========== CALENDAR ========== */
.calendar__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}
.calendar__card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.calendar__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--court-green);
    transition: var(--transition);
}
.calendar__card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.calendar__card:hover::before { width: 6px; }

.calendar__card--grand-slam::before { background: var(--ball-yellow); }
.calendar__card--masters::before { background: var(--court-green); }
.calendar__card--atp::before { background: #2196f3; }

.calendar__badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}
.calendar__badge--grand-slam { background: rgba(204,255,0,0.15); color: #7a9900; }
.calendar__badge--masters { background: rgba(45,140,60,0.1); color: var(--court-green); }
.calendar__badge--atp { background: rgba(33,150,243,0.1); color: #1976d2; }

.calendar__name {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--gray-900);
}
.calendar__info {
    font-size: 0.85rem;
    color: var(--gray-600);
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.calendar__info span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ========== ABOUT ========== */
.about__content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}
.about__content .section__title {
    text-align: center;
}
.about__text {
    color: var(--gray-600);
    margin-bottom: 16px;
    line-height: 1.7;
}
.about__features-row {
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
.about__feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
}
.about__feature-icon {
    width: 56px;
    height: 56px;
    background: rgba(45,140,60,0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}
.about__feature strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 4px;
}
.about__feature p {
    font-size: 0.85rem;
    color: var(--gray-600);
}

/* ========== PHOTO STRIPS ========== */
.photo-strip {
    padding: 0;
    overflow: hidden;
}
.photo-strip .container {
    max-width: 100%;
    padding: 0;
}
.photo-strip__grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: 6px;
    max-height: 340px;
}
.photo-strip__item {
    position: relative;
    overflow: hidden;
    border-radius: 0;
    max-height: 340px;
}
.photo-strip__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}
.photo-strip__item:hover img {
    transform: scale(1.05);
}
.photo-strip__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 60%, rgba(0,0,0,0.15) 100%);
    pointer-events: none;
}
.photo-strip--bottom {
    margin-top: 0;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 48px 0 24px;
}
.footer__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
}
.footer__brand .logo__text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--white);
}
.footer__tagline {
    font-size: 0.85rem;
    margin-top: 4px;
    color: var(--gray-500);
}
.footer__links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    justify-content: center;
}
.footer__links a {
    font-size: 0.9rem;
    transition: var(--transition);
}
.footer__links a:hover { color: var(--ball-yellow); }
.footer__sources {
    font-size: 0.8rem;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}
.footer__sources p { color: var(--gray-500); }
.footer__sources span {
    padding: 3px 10px;
    background: rgba(255,255,255,0.05);
    border-radius: 50px;
    font-size: 0.75rem;
}
.footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 20px;
    width: 100%;
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray-600);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 900px) {
    .about__features-row {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
    }
    .nav.open { display: flex; }
    .burger { display: flex; }

    .hero__ball-icon { width: 40px; height: 40px; }
    .hero__stats { gap: 24px; }
    .hero__stat-num { font-size: 1.5rem; }

    .news__grid {
        grid-template-columns: 1fr;
    }
    .news__tabs {
        gap: 6px;
    }
    .news__tab {
        padding: 6px 14px;
        font-size: 0.8rem;
    }
    .calendar__grid {
        grid-template-columns: 1fr;
    }
    .section { padding: 60px 0; }

    .photo-strip__grid {
        grid-template-columns: 1fr;
        max-height: none;
        gap: 4px;
    }
    .photo-strip__item {
        max-height: 200px;
    }

    .footer__sources {
        flex-direction: column;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero__ball-icon { width: 30px; height: 30px; }
    .hero__actions { flex-direction: column; align-items: center; }
    .btn { width: 100%; max-width: 280px; }
    .lang-switch { padding: 4px 8px; font-size: 0.8rem; }

    .photo-strip__item {
        max-height: 160px;
    }
    .photo-strip .container {
        padding: 0 8px;
    }
}