/* ============================================
   Fellini Mobila Abonnemang – Landing Page
   Theme: Navy + Gold (SST NET × Fellini)
   ============================================ */

:root {
    --navy-900: #050d1a;
    --navy-800: #0a1628;
    --navy-700: #0d2347;
    --navy-600: #14325f;
    --gold-400: #e8c547;
    --gold-500: #d4af37;
    --gold-600: #b8942d;
    --gold-glow: rgba(212, 175, 55, 0.45);
    --white: #ffffff;
    --white-80: rgba(255, 255, 255, 0.8);
    --white-60: rgba(255, 255, 255, 0.6);
    --white-20: rgba(255, 255, 255, 0.12);
    --white-10: rgba(255, 255, 255, 0.06);
    --font-sans: 'Montserrat', system-ui, sans-serif;
    --font-script: 'Playfair Display', Georgia, serif;
    --radius: 16px;
    --radius-lg: 24px;
    --shadow-gold: 0 0 40px rgba(212, 175, 55, 0.25);
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
}

body {
    font-family: var(--font-sans);
    background: var(--navy-900);
    color: var(--white);
    min-height: 100vh;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
    line-height: 1.6;
    touch-action: pan-y;
    overscroll-behavior-x: none;
}

/* ---- Background Effects ---- */
.bg-effects {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.bg-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 0%, rgba(20, 50, 95, 0.6) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 80%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
        linear-gradient(180deg, var(--navy-900) 0%, var(--navy-800) 50%, var(--navy-900) 100%);
}

.bg-orbs .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: float 12s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: rgba(212, 175, 55, 0.12);
    top: -100px;
    right: -100px;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: rgba(20, 50, 95, 0.5);
    bottom: 20%;
    left: -80px;
    animation-delay: -4s;
}

.orb-3 {
    width: 250px;
    height: 250px;
    background: rgba(212, 175, 55, 0.08);
    bottom: -50px;
    right: 30%;
    animation-delay: -8s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20px, -20px) scale(1.05); }
    66% { transform: translate(-15px, 15px) scale(0.95); }
}

.bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--white-10) 1px, transparent 1px),
        linear-gradient(90deg, var(--white-10) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
    opacity: 0.4;
}

.bg-lines {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        -35deg,
        transparent,
        transparent 120px,
        rgba(212, 175, 55, 0.03) 120px,
        rgba(212, 175, 55, 0.03) 121px
    );
}

/* ---- Header ---- */
.site-header {
    position: relative;
    z-index: 10;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--white-10);
    backdrop-filter: blur(12px);
    background: rgba(5, 13, 26, 0.7);
}

.header-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.brand-sst .brand-name {
    display: block;
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: 0.05em;
    color: var(--white);
}

.brand-sst .brand-tagline {
    display: block;
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--white-60);
    letter-spacing: 0.02em;
    margin-top: 2px;
}

.header-divider {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, transparent, var(--gold-500), transparent);
}

.brand-fellini {
    text-align: center;
}

.collab-text {
    display: block;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--white-60);
    margin-bottom: 2px;
}

.fellini-script {
    display: block;
    font-family: var(--font-script);
    font-size: 1.75rem;
    font-style: italic;
    color: var(--gold-400);
    line-height: 1.1;
}

.fellini-city {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--white-80);
}

/* ---- Hero ---- */
.main-content {
    position: relative;
    z-index: 5;
    padding: 2rem 1.5rem 4rem;
    width: 100%;
    max-width: 100%;
}

.hero {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--gold-500);
    margin-bottom: 1rem;
}

.hero-title {
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1rem;
}

.gold-text {
    background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--white-60);
    max-width: 520px;
    margin: 0 auto;
}

/* ---- 3D Carousel ---- */
.carousel-section {
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
}

.carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0 0.5rem;
    width: 100%;
    max-width: 100%;
}

.carousel-stage {
    perspective: 1400px;
    perspective-origin: 50% 50%;
    width: 100%;
    max-width: 900px;
    height: clamp(220px, 45vw, 460px);
    position: relative;
    overflow: visible;
    margin: 0 auto;
    flex: 1;
    min-width: 0;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
}

.carousel-card {
    position: absolute;
    top: 50%;
    left: 50%;
    width: clamp(260px, 70vw, 520px);
    aspect-ratio: 16 / 9;
    transform-style: preserve-3d;
    transition: transform var(--transition), opacity var(--transition), filter var(--transition);
    cursor: pointer;
    outline: none;
    will-change: transform, opacity;
}

.carousel-card .card-glow {
    position: absolute;
    inset: -4px;
    border-radius: calc(var(--radius-lg) + 4px);
    background: linear-gradient(135deg, var(--gold-500), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition);
    z-index: -1;
    filter: blur(8px);
}

.carousel-card.is-active .card-glow {
    opacity: 0.7;
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.9; }
}

.carousel-card .card-frame {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid var(--white-20);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transition: border-color var(--transition), box-shadow var(--transition);
    background: var(--navy-800);
}

.carousel-card.is-active .card-frame {
    border-color: var(--gold-500);
    box-shadow: var(--shadow-gold), 0 30px 80px rgba(0, 0, 0, 0.6);
}

.carousel-card img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    user-select: none;
    pointer-events: none;
}

/* ---- Plan Info Panel (under karusellen) ---- */
.plan-info-panel {
    position: relative;
    max-width: 480px;
    margin: 1.75rem auto 0;
    padding: 1.5rem 2rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, rgba(13, 35, 71, 0.85) 0%, rgba(10, 22, 40, 0.92) 100%);
    border: 1px solid var(--white-20);
    backdrop-filter: blur(16px);
    overflow: hidden;
    text-align: center;
}

.plan-info-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 280px;
    height: 120px;
    transform: translate(-50%, -50%);
    background: radial-gradient(ellipse, var(--gold-glow) 0%, transparent 70%);
    opacity: 0.35;
    animation: plan-glow-pulse 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes plan-glow-pulse {
    0%, 100% { opacity: 0.25; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.5; transform: translate(-50%, -50%) scale(1.08); }
}

.plan-info-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.plan-title {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    font-weight: 800;
    line-height: 1.2;
}

.plan-price {
    margin: 0.25rem 0 0.75rem;
}

.plan-price-amount {
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.plan-price-unit {
    font-size: 1rem;
    font-weight: 600;
    color: var(--white-80);
    margin-left: 0.2rem;
}

.plan-select-btn {
    position: relative;
    width: 100%;
    max-width: 280px;
    padding: 0.85rem 1.75rem;
    border: none;
    border-radius: 10px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--navy-900);
    background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.25s, box-shadow 0.25s;
}

.plan-select-btn .btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
    animation: btn-shine 3s ease-in-out infinite;
}

@keyframes btn-shine {
    0% { left: -100%; }
    40%, 100% { left: 150%; }
}

.plan-select-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px var(--gold-glow);
}

.plan-select-btn:active {
    transform: translateY(0);
}

/* Panel animations */
.plan-info-inner .anim-item {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.plan-info-inner.is-exiting .anim-item {
    opacity: 0;
    transform: translateY(-12px);
}

.plan-info-inner.is-exiting.dir-prev .anim-item {
    transform: translateY(12px);
}

.plan-info-inner.is-entering .anim-item {
    opacity: 0;
    transform: translateY(12px);
}

.plan-info-inner.is-entering.dir-prev .anim-item {
    transform: translateY(-12px);
}

.plan-info-inner.is-entering .anim-item:nth-child(1) { transition-delay: 0.05s; }
.plan-info-inner.is-entering .anim-item:nth-child(2) { transition-delay: 0.12s; }
.plan-info-inner.is-entering .anim-item:nth-child(3) { transition-delay: 0.2s; }

.plan-info-inner.is-exiting .anim-item:nth-child(1) { transition-delay: 0s; }
.plan-info-inner.is-exiting .anim-item:nth-child(2) { transition-delay: 0.04s; }
.plan-info-inner.is-exiting .anim-item:nth-child(3) { transition-delay: 0.08s; }

/* Carousel Navigation */
.carousel-nav {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--white-20);
    background: rgba(10, 22, 40, 0.8);
    color: var(--gold-400);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
    backdrop-filter: blur(8px);
    z-index: 20;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.carousel-nav svg {
    width: 24px;
    height: 24px;
    pointer-events: none;
}

@media (hover: hover) and (pointer: fine) {
    .carousel-nav:hover {
        background: var(--gold-500);
        color: var(--navy-900);
        border-color: var(--gold-500);
        transform: scale(1.08);
    }

    .carousel-nav:active {
        transform: scale(0.95);
    }
}

@media (hover: none) {
    .carousel-nav:active {
        background: var(--gold-500);
        color: var(--navy-900);
        border-color: var(--gold-500);
        transform: scale(0.95);
    }
}

/* Dots */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 2rem;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1px solid var(--white-20);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s;
    padding: 0;
}

.carousel-dot.active {
    background: var(--gold-500);
    border-color: var(--gold-500);
    box-shadow: 0 0 12px var(--gold-glow);
    transform: scale(1.2);
}

.carousel-dot:hover:not(.active) {
    border-color: var(--gold-500);
    background: rgba(212, 175, 55, 0.3);
}

.carousel-hint {
    text-align: center;
    margin-top: 1.25rem;
    font-size: 0.8rem;
    color: var(--white-60);
}

.hint-mobile { display: none; }

/* ---- Footer ---- */
.site-footer {
    position: relative;
    z-index: 10;
    border-top: 1px solid var(--white-10);
    background: rgba(5, 13, 26, 0.85);
    backdrop-filter: blur(12px);
    padding: 1.25rem 1.5rem;
}

.footer-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    font-size: 0.8rem;
    color: var(--white-80);
}

.footer-divider {
    width: 1px;
    height: 24px;
    background: var(--white-20);
}

.footer-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ---- Modal ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s, visibility 0.35s;
}

.modal-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(5, 13, 26, 0.85);
    backdrop-filter: blur(8px);
}

.modal-container {
    position: relative;
    width: 100%;
    max-width: 720px;
    max-height: 90vh;
    overflow-y: auto;
    background: linear-gradient(160deg, var(--navy-700) 0%, var(--navy-800) 100%);
    border: 1px solid var(--white-20);
    border-radius: var(--radius-lg);
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6), var(--shadow-gold);
    transform: translateY(30px) scale(0.96);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.modal-overlay.is-open .modal-container {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--white-20);
    background: rgba(5, 13, 26, 0.6);
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all 0.2s;
}

.modal-close svg {
    width: 20px;
    height: 20px;
}

.modal-close:hover {
    background: var(--gold-500);
    color: var(--navy-900);
    border-color: var(--gold-500);
}

.modal-header {
    padding: 1.5rem 1.5rem 0;
}

.modal-plan-preview {
    text-align: center;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--white-10);
}

.modal-title {
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 0.35rem;
}

.modal-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gold-400);
    margin-bottom: 0;
}

/* ---- Form ---- */
.subscribe-form {
    padding: 1.5rem;
}

.form-heading {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--white-10);
}

.form-description {
    font-size: 0.85rem;
    color: var(--white-60);
    margin-bottom: 1.25rem;
}

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

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--white-80);
    margin-bottom: 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--white-20);
    border-radius: 8px;
    background: rgba(5, 13, 26, 0.5);
    color: var(--white);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold-500);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.form-consent {
    margin: 1.25rem 0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.8rem;
    color: var(--white-60);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 3px;
    accent-color: var(--gold-500);
    flex-shrink: 0;
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: all 0.25s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-width: 140px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
    color: var(--navy-900);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px var(--gold-glow);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-secondary {
    background: transparent;
    color: var(--white-80);
    border: 1px solid var(--white-20);
}

.btn-secondary:hover {
    border-color: var(--white-60);
    background: var(--white-10);
}

.btn-loader {
    width: 18px;
    height: 18px;
    border: 2px solid transparent;
    border-top-color: var(--navy-900);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.form-feedback {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
}

.form-feedback.success {
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.4);
    color: #86efac;
}

.form-feedback.error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #fca5a5;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .header-divider {
        display: none;
    }

    .header-inner {
        gap: 1rem;
        justify-content: center;
        text-align: center;
    }

    .brand-sst,
    .brand-fellini {
        text-align: center;
    }

    .main-content {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .carousel-nav {
        width: 40px;
        height: 40px;
    }

    .carousel-nav svg {
        width: 20px;
        height: 20px;
    }

    .carousel-stage {
        height: clamp(180px, 48vw, 300px);
        max-width: 100%;
    }

    .carousel-card {
        width: clamp(200px, 72vw, 400px);
    }

    .plan-info-panel {
        margin-top: 1.25rem;
        padding: 1.25rem 1.5rem;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .hint-desktop { display: none; }
    .hint-mobile { display: inline; }

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

    .form-actions {
        flex-direction: column-reverse;
    }

    .btn {
        width: 100%;
    }

    .footer-divider {
        display: none;
    }

    .footer-inner {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .carousel-nav {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        z-index: 30;
    }

    .carousel-prev { left: 0.25rem; }
    .carousel-next { right: 0.25rem; }

    .carousel-wrapper {
        padding: 0 2.75rem;
    }

    .carousel-card {
        width: min(72vw, 300px);
    }
}

@media (max-width: 480px) and (hover: hover) and (pointer: fine) {
    .carousel-nav:hover {
        transform: translateY(-50%) scale(1.08);
    }

    .carousel-nav:active {
        transform: translateY(-50%) scale(0.95);
    }
}

@media (max-width: 480px) and (hover: none) {
    .carousel-nav:active {
        transform: translateY(-50%) scale(0.95);
    }
}