:root {
    --bg-dark: #07131d;
    --bg-deep: #0d1d2b;
    --card: rgba(14, 27, 38, 0.82);
    --card-border: rgba(255, 255, 255, 0.08);
    --primary: #f7b500;
    --primary-dark: #d99800;
    --white: #f5f7fb;
    --muted: #a8bac9;
    --accent: #2dd4bf;
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
    --body-bg:
        radial-gradient(ellipse at 12% 16%, rgba(247,181,0,0.08), transparent 34%),
        radial-gradient(ellipse at 86% 28%, rgba(45,212,191,0.07), transparent 32%),
        linear-gradient(135deg, var(--bg-dark), var(--bg-deep));
    --panel-bg: rgba(255,255,255,0.02);
    --panel-strong: rgba(14, 27, 38, 0.96);
    --panel-soft: rgba(255,255,255,0.04);
    --nav-bg: rgba(7, 19, 29, 0.55);
    --text-main: var(--white);
    --text-soft: var(--muted);
    --card-shadow: var(--shadow);
    --radio-card-bg: linear-gradient(180deg, var(--panel-strong), rgba(8, 16, 23, 0.9));
}

body[data-theme="light"] {
    --bg-dark: #f2f6fb;
    --bg-deep: #e7edf5;
    --card: rgba(255, 255, 255, 0.9);
    --card-border: rgba(15, 23, 42, 0.08);
    --primary: #d99d00;
    --primary-dark: #b77700;
    --white: #0f172a;
    --muted: #53657b;
    --accent: #0f9f8a;
    --shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
    --body-bg:
        radial-gradient(ellipse at 12% 16%, rgba(217,157,0,0.09), transparent 34%),
        radial-gradient(ellipse at 86% 28%, rgba(15,159,138,0.07), transparent 32%),
        linear-gradient(135deg, #f4f7fb, #e9eef7);
    --panel-bg: rgba(255, 255, 255, 0.8);
    --panel-strong: rgba(255, 255, 255, 0.92);
    --panel-soft: rgba(15, 23, 42, 0.03);
    --nav-bg: rgba(255, 255, 255, 0.7);
    --text-main: #0f172a;
    --text-soft: #4a5a6e;
    --card-shadow: 0 18px 40px rgba(15, 23, 42, 0.1);
    --radio-card-bg: linear-gradient(180deg, #fff, #f1f5f9);
}

body[data-theme="light"] .navbar {
    border-bottom-color: rgba(15, 23, 42, 0.1);
}

body[data-theme="light"] .navbar-toggler {
    border-color: rgba(15, 23, 42, 0.2);
}

body[data-theme="light"] .navbar-toggler-icon {
    filter: invert(1);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: var(--body-bg);
    color: var(--text-main);
    line-height: 1.6;
    transition: background 0.25s ease, color 0.25s ease;
}

img {
    max-width: 100%;
}

.navbar {
    padding: 1rem 0;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    position: sticky;
    top: 0;
    z-index: 10;
}

.navbar-brand {
    color: var(--text-main) !important;
    letter-spacing: 0.08em;
    font-size: 1.4rem;
}

.navbar-brand span {
    color: var(--primary);
}

.nav-link {
    color: var(--text-soft) !important;
    font-weight: 500;
    margin: 0 0.25rem;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-main) !important;
}

.theme-toggle {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.06);
    color: var(--text-main);
    display: grid;
    place-items: center;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    transform: translateY(-1px);
    background: rgba(247,181,0,0.12);
}

.btn {
    border-radius: 999px;
    font-weight: 600;
    padding: 0.8rem 1.5rem;
    transition: all 0.25s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    color: #0d1d2b;
    box-shadow: 0 12px 30px rgba(247, 181, 0, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    color: #0d1d2b;
}

.btn-outline-light {
    border-color: rgba(255, 255, 255, 0.4);
    color: var(--white);
}

.btn-outline-light:hover {
    background: rgba(255,255,255,0.08);
    color: var(--white);
}

body[data-theme="light"] .btn-outline-light {
    border-color: rgba(15, 23, 42, 0.3);
    color: var(--text-main);
}

body[data-theme="light"] .btn-outline-light:hover {
    border-color: var(--text-main);
    background: rgba(15, 23, 42, 0.06);
    color: var(--text-main);
}

.hero-section {
    padding: 4rem 0 5rem;
}

.min-vh-75 {
    min-height: 75vh;
}

.hero-small-text {
    color: var(--primary);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-section h1 {
    font-size: clamp(2.8rem, 5vw, 5rem);
    line-height: 1.05;
    font-weight: 800;
    margin-bottom: 1.25rem;
    letter-spacing: -0.05em;
}

.hero-section h1 span {
    color: var(--primary);
}

.hero-description {
    max-width: 600px;
    color: var(--muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.radio-card {
    background: var(--radio-card-bg);
    border: 1px solid var(--card-border);
    border-radius: 28px;
    box-shadow: var(--card-shadow);
    padding: 2rem 1.5rem;
    position: relative;
    overflow: hidden;
}

.radio-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(247,181,0,0.12), transparent 45%, rgba(45,212,191,0.12));
    pointer-events: none;
}

.live-indicator,
.radio-logo,
.radio-card h2,
.frequency,
.playing-text,
.player-note {
    position: relative;
    z-index: 1;
}

.live-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255,255,255,0.05);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 999px;
    padding: 0.45rem 0.9rem;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.radio-status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 12px rgba(247, 181, 0, 0.5);
}

.radio-logo {
    display: grid;
    place-items: center;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, rgba(247,181,0,0.22), rgba(45,212,191,0.15));
    border: 1px solid rgba(255,255,255,0.08);
    font-size: 2.5rem;
    color: var(--primary);
}

.radio-card h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 0.25rem;
}

.frequency {
    text-align: center;
    color: var(--muted);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.playing-text {
    text-align: center;
    color: var(--text-main);
    font-weight: 700;
    letter-spacing: 0.02em;
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: 0.5rem;
}

.player-note {
    text-align: center;
    color: var(--muted);
    margin: 0.9rem 0 0;
    font-size: 0.95rem;
}

.about-section {
    padding: 5rem 0;
}

.section-label {
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 0.75rem;
    margin-bottom: 1rem;
}

.about-section h2 {
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.25rem;
}

.about-section h2 span {
    color: var(--primary);
}

.about-section p {
    color: var(--muted);
    font-size: 1.05rem;
}

.feature-box {
    background: var(--panel-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 1rem;
    box-shadow: var(--card-shadow);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.2rem 1rem;
    border-radius: 16px;
    background: var(--panel-soft);
    margin-bottom: 1rem;
}

.feature-item:last-child {
    margin-bottom: 0;
}

.feature-item i {
    font-size: 1.7rem;
    color: var(--primary);
    margin-top: 0.25rem;
}

.feature-item h5 {
    margin: 0 0 0.35rem;
    color: var(--text-main);
    font-weight: 700;
}

.feature-item p {
    margin: 0;
    color: var(--text-soft);
    font-size: 0.96rem;
}

.programs-section {
    padding: 5rem 0;
    position: relative;
}

.programs-intro {
    max-width: 650px;
    margin: 1.25rem auto 0;
    color: var(--text-soft);
}

.program-tools {
    display: grid;
    justify-items: center;
    gap: 1rem;
    margin: 2rem auto 0;
}

.program-search {
    width: min(100%, 460px);
    min-height: 48px;
    padding: 0.75rem 1rem;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    background: var(--panel-strong);
    color: var(--text-main);
    font: inherit;
}

.program-search::placeholder {
    color: var(--text-soft);
}

.program-search:focus-visible {
    border-color: var(--primary);
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.program-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.program-filter {
    min-height: 40px;
    padding: 0.5rem 0.9rem;
    border: 1px solid var(--card-border);
    border-radius: 999px;
    background: var(--panel-soft);
    color: var(--text-soft);
    font: inherit;
    font-size: 0.88rem;
    cursor: pointer;
    transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.program-filter:hover,
.program-filter:focus-visible {
    border-color: var(--primary);
    color: var(--text-main);
}

.program-filter:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
}

.program-filter.is-active {
    border-color: var(--primary);
    background: var(--primary);
    color: #0d1d2b;
}

.program-results {
    min-height: 1.5em;
    margin: 0.85rem 0 0;
    color: var(--text-soft);
    font-size: 0.9rem;
    text-align: center;
}

.programming-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2.5rem;
}

.programming-card {
    position: relative;
    min-height: 220px;
    overflow: hidden;
    padding: 1.75rem;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    background: var(--panel-strong);
    box-shadow: var(--card-shadow);
    transition: transform 220ms ease, border-color 220ms ease;
}

.programming-card:hover {
    transform: translateY(-4px);
    border-color: rgba(247, 181, 0, 0.5);
}

.programming-number {
    position: absolute;
    top: 1.3rem;
    right: 1.5rem;
    color: var(--text-soft);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
}

.programming-card > i {
    display: inline-block;
    margin: 0 0 2rem;
    color: var(--primary);
    font-size: 1.6rem;
}

.programming-card h3 {
    margin: 0 0 0.6rem;
    font-size: 1.25rem;
    font-weight: 700;
}

.programming-card p {
    max-width: 30rem;
    margin: 0;
    color: var(--text-soft);
}

.section-header h2 {
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.1;
    margin: 0;
}

.section-header h2 span {
    color: var(--primary);
}

.contact-section {
    padding: 0 0 5rem;
}

.contact-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 2rem;
    border-radius: 8px;
    background: var(--panel-bg);
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
}

.contact-copy {
    flex: 1;
}

.contact-copy h3 {
    margin: 0 0 1rem;
    font-size: clamp(1.9rem, 3vw, 2.7rem);
    font-weight: 800;
}

.contact-copy p:last-child {
    margin: 0;
    color: var(--text-soft);
}

footer {
    padding: 2rem 0 2.5rem;
    border-top: 1px solid var(--card-border);
    color: var(--muted);
}

footer h5 {
    color: var(--white);
    margin-bottom: 0.75rem;
}

@media (max-width: 991.98px) {
    .navbar-nav {
        padding-top: 1rem;
    }

    .navbar-toggler {
        border-color: rgba(255,255,255,0.2);
    }

    body[data-theme="light"] .navbar-toggler {
        border-color: rgba(15, 23, 42, 0.2);
    }

    .hero-section {
        padding-top: 2rem;
    }

    .programming-grid {
        grid-template-columns: 1fr 1fr;
    }

    .contact-card {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 575.98px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }

    .radio-card {
        padding: 1.5rem 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
    }

    .programming-grid {
        grid-template-columns: 1fr;
    }

    .program-filters {
        gap: 0.4rem;
    }

    .program-filter {
        padding: 0.45rem 0.75rem;
        font-size: 0.82rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}