:root {
    --primary-color: #4361ee;
    --secondary-color: #3a0ca3;
    --accent-color: #4cc9f0;
    --text-color: #e9ecef;
    --dark-bg: #121212;
    --card-bg: #1e1e1e;
    --input-bg: #2d2d2d;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    --border-color: #333333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Familjen Grotesk', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    height: 100dvh;
    width: 100vw;
    overflow: hidden;
    background: #000;
    overscroll-behavior: auto;
    /* Enable pull-to-refresh */
}

#main-container {
    position: relative;
    height: 100dvh;
    width: 100%;
    overflow: hidden;
}

/* ==================== TOGGLE SWITCH (ENHANCED GLASS) ==================== */
.view-toggle-container {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    animation: slideDown 0.5s ease-out;
    width: auto;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.view-toggle-switch {
    position: relative;
    display: flex;
    /* Enhanced Apple-style glassmorphism */
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(30px) saturate(200%);
    -webkit-backdrop-filter: blur(30px) saturate(200%);
    border: 1.5px solid rgba(255, 255, 255, 0.25);
    border-radius: 30px;
    padding: 5px;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.5),
        0 2px 8px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

.toggle-btn {
    position: relative;
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 9px 22px;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-family: 'Familjen Grotesk', sans-serif;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    z-index: 2;
    transition: color 0.3s ease, text-shadow 0.3s ease;
    letter-spacing: 0.5px;
    white-space: nowrap;
    border-radius: 25px;
}

.toggle-btn svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease, filter 0.3s ease;
}

.toggle-btn.active {
    color: #000;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.toggle-btn.active svg {
    transform: scale(1.1);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.toggle-slider {
    position: absolute;
    top: 5px;
    left: 5px;
    width: calc(50% - 5px);
    height: calc(100% - 10px);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.92) 100%);
    border-radius: 25px;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 1;
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.25),
        0 2px 4px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.toggle-slider.photos-active {
    transform: translateX(calc(100% + 0px));
}

/* ==================== CONTENT VIEWS ==================== */
.content-view {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100dvh;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    display: flex;
    flex-direction: column;
}

.content-view.active {
    opacity: 1;
    visibility: visible;
}

/* ==================== VIDEO VIEW (3D POP-OUT EFFECT) ==================== */
#video-view {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 100px 20px 140px;
    box-sizing: border-box;
    perspective: 1200px;
}

.video-download-btn {
    position: absolute;
    right: clamp(12px, 2vw, 18px);
    bottom: clamp(45px, 8vw, 50px);
    z-index: 25;
}

.video-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 9 / 16;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    overflow: visible;

    /* 3D Pop-out effect */
    border-radius: 24px;
    transform: translateZ(50px);
    transform-style: preserve-3d;

    /* Dramatic layered shadows for depth */
    box-shadow:
        0 50px 100px rgba(0, 0, 0, 0.9),
        0 30px 60px rgba(0, 0, 0, 0.7),
        0 15px 30px rgba(0, 0, 0, 0.5),
        0 5px 15px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.08);

    /* Subtle gradient for depth */
    background: linear-gradient(145deg, rgba(30, 30, 30, 1) 0%, rgba(0, 0, 0, 1) 100%);

}

/* Enhanced glow and rim light effect */
.video-container::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 26px;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.15) 0%,
            transparent 30%,
            transparent 70%,
            rgba(255, 255, 255, 0.15) 100%);
    pointer-events: none;
    opacity: 0.6;
    z-index: 10;
}

/* Subtle ambient glow */
.video-container::after {
    content: '';
    position: absolute;
    inset: -20px;
    border-radius: 44px;
    background: radial-gradient(ellipse at center,
            rgba(255, 255, 255, 0.08) 0%,
            transparent 60%);
    pointer-events: none;
    opacity: 0.5;
    z-index: -1;
    filter: blur(20px);
}

#video-player {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: #000;
    border-radius: 24px;
    position: relative;
    z-index: 1;
}

.play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 10;
    transition: opacity 0.3s ease;
}

.play-overlay.hidden {
    opacity: 0;
}

.play-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.288);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

/* ==================== PHOTOS VIEW ==================== */
#photos-view {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding-top: 90px;
    padding-bottom: calc(60px + env(safe-area-inset-bottom));
}


.photos-carousel-container {
    flex: 1 1 auto;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    max-height: 75vh;
}

/* ==================== SWIPER STYLES ==================== */
.swiper {
    width: 100%;
    height: 100%;
    padding-bottom: 30px !important;
}

.swiper-slide {
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.35s ease;
    position: relative;
    /* Important for button positioning */
}

.swiper-slide img {
    width: 100%;
    height: 100%;
    max-height: 100%;
    max-width: 100vw;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
    object-fit: cover;
}

.swiper-pagination-bullet {
    background: #fff;
    opacity: 0.4;
}

.swiper-pagination-bullet-active {
    background: #fff;
    opacity: 1;
}

/* Photo buttons positioned at bottom-right corner */
.swiper-slide button {
    position: absolute;
    bottom: 20px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.3),
        0 2px 4px rgba(0, 0, 0, 0.2);
    z-index: 20;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: transform 0.2s ease;
}

.swiper-slide button:active {
    transform: scale(0.9);
}

.swiper-slide button[title="Download photo"] {
    right: 75px;
}

.swiper-slide button[title="Share photo"] {
    right: 20px;
}

.photos-controls {
    flex: 0 0 auto;
    width: 80%;
    max-width: 300px;
    margin: 0 auto;
    z-index: 100;
}

/* ==================== ACTION BUTTONS ==================== */
.action-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #000;
    font-size: 14px;
    font-weight: 700;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    font-family: 'Familjen Grotesk', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform 0.2s ease;
}

.action-button:active {
    transform: scale(0.98);
}

/* ==================== VIDEO DOWNLOAD BUTTON (BOTTOM-RIGHT CORNER LIKE PHOTOS) ==================== */
.video-actions-bar {
    position: absolute;
    right: 20px;
    bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 100;
}

.action-fab {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1.5px solid rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #000;
    /* Changed to black for contrast */
    box-shadow:
        0 8px 24px rgba(0, 0, 0, 0.4),
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 0;
    margin: 0;
    outline: none;
}

.action-fab:active {
    transform: scale(0.9);
    background: rgba(255, 255, 255, 0.85);
}

.action-fab svg {
    width: 24px;
    height: 24px;
    stroke: #000;
    /* Black icons */
}

.action-fab .icon-state,
.action-fab .loader-state {
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-fab .loader-state {
    display: none;
}

/* Loader spinner for download button */
.action-fab .loader-state svg circle {
    stroke: #000 !important;
}

/* ==================== SHARE BUTTON (BOTTOM CENTER) ==================== */
.share-btn {
    position: fixed;
    bottom: calc(0px + env(safe-area-inset-bottom));
    left: 50%;
    transform: translateX(-50%);
    width: 85%;
    max-width: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 10px 28px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #000;
    font-size: 16px;
    font-weight: 800;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    font-family: 'Familjen Grotesk', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 100;
    transition: transform 0.2s ease;
    animation: share-cta-pulse 2.8s ease-in-out infinite;
}

.share-btn:active {
    transform: translateX(-50%) scale(0.95);
    animation: none;
}

@keyframes share-cta-pulse {

    0%,
    100% {
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 0 0 rgba(255, 255, 255, 0.5);
    }

    50% {
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 24px 6px rgba(255, 255, 255, 0.18);
    }
}

.share-btn svg {
    width: 30px;
    height: 30px;
}

.share-btn .icon-state {
    display: flex;
    align-items: center;
    gap: 10px;
}

.share-btn dotlottie-wc {
    flex-shrink: 0;
    display: block;
}

.share-btn .loader-state {
    display: none;
}

.btn-spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-top: 3px solid #000;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* ==================== NOTICES & TOAST ==================== */
.auto-delete-notice {
    flex: 0 0 auto;
    color: rgba(255, 255, 255, 0.5);
    font-size: 11px;
    text-align: center;
    padding: 10px 20px 0;
    width: 100%;
    z-index: 999;
}

#video-auto-delete {
    position: fixed;
    bottom: 90px;
    left: 50%;
    transform: translate(-50%);
}

.toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    color: white;
    padding: 12px 24px;
    border-radius: 50px;
    opacity: 0;
    pointer-events: none;
    z-index: 10000;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

/* ==================== RESPONSIVE (Mobile Only) ==================== */
@media (max-height: 700px) {
    .view-toggle-container {
        top: 10px;
    }

    #video-view {
        padding-top: 80px;
        padding-bottom: 120px;
    }

    .photos-carousel-container {
        max-height: 60vh;
    }
}

@media (max-height: 667px) {

    /* iPhone SE, iPhone 8 */
    #video-view {
        padding-top: 70px;
        padding-bottom: 110px;
    }

    .video-container {
        border-radius: 20px;
    }

    .share-btn {
        bottom: calc(0px + env(safe-area-inset-bottom));
    }

}

@media (min-height: 800px) {

    /* Taller phones */
    .video-container {
        max-width: 450px;
    }
}

@media (min-height: 900px) {

    /* Very tall phones */
    .video-container {
        max-width: 420px;
    }
}

/* ==================== ERROR SCREEN ==================== */
#error-screen {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    animation: errorFadeIn 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes errorFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.error-bg-blur {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 10%, rgba(60, 0, 80, 0.7) 0%, transparent 60%),
        radial-gradient(ellipse 70% 50% at 80% 90%, rgba(0, 20, 80, 0.6) 0%, transparent 55%),
        #050508;
    z-index: 0;
}

/* Floating ambient orbs */
.error-bg-blur::before,
.error-bg-blur::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    animation: errorOrb 8s ease-in-out infinite alternate;
}

.error-bg-blur::before {
    width: 300px;
    height: 300px;
    top: -80px;
    left: -60px;
    background: radial-gradient(circle, rgba(120, 0, 180, 0.35), transparent 70%);
}

.error-bg-blur::after {
    width: 250px;
    height: 250px;
    bottom: -60px;
    right: -40px;
    background: radial-gradient(circle, rgba(0, 60, 200, 0.3), transparent 70%);
    animation-delay: -4s;
}

@keyframes errorOrb {
    from {
        transform: translate(0, 0) scale(1);
    }

    to {
        transform: translate(30px, 20px) scale(1.15);
    }
}

.error-card {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    padding: 48px 32px 40px;
    width: 88%;
    max-width: 360px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(40px) saturate(150%);
    -webkit-backdrop-filter: blur(40px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 32px;
    box-shadow:
        0 40px 80px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
    animation: errorCardSlide 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes errorCardSlide {
    from {
        opacity: 0;
        transform: translateY(28px) scale(0.96);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.error-moments-logo {
    width: 130px;
    opacity: 0.9;
    filter: drop-shadow(0 2px 12px rgba(255, 255, 255, 0.15));
}

.error-icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 96px;
    height: 96px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow:
        0 0 0 12px rgba(255, 80, 80, 0.05),
        0 0 0 24px rgba(255, 80, 80, 0.025),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    animation: errorIconPulse 3s ease-in-out infinite;
}

@keyframes errorIconPulse {

    0%,
    100% {
        box-shadow: 0 0 0 12px rgba(255, 80, 80, 0.05), 0 0 0 24px rgba(255, 80, 80, 0.025), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    }

    50% {
        box-shadow: 0 0 0 16px rgba(255, 80, 80, 0.08), 0 0 0 32px rgba(255, 80, 80, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    }
}

.error-icon-svg {
    width: 52px;
    height: 52px;
    filter: drop-shadow(0 0 8px rgba(255, 80, 80, 0.6));
}

.error-text-wrap {
    text-align: center;
}

.error-title {
    font-family: 'Familjen Grotesk', sans-serif;
    font-size: clamp(1.25rem, 5vw, 1.5rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.5);
}

.error-subtitle {
    font-family: 'Familjen Grotesk', sans-serif;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.6;
    letter-spacing: 0.01em;
}

.error-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
    opacity: 0.5;
}

.error-footer span {
    font-family: 'Familjen Grotesk', sans-serif;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.02em;
}

.error-fog-logo {
    width: 52px;
    filter: brightness(0) invert(1);
}