/* ======================================================
   SOCIALHUB - REELS (Instagram/Facebook style)
   ======================================================
   Full-screen vertical video feed with scroll-snap,
   action rail, comment panel and upload modal.
   Loaded on reels.html only.
   ====================================================== */


/* ---------- VIEWPORT ---------- */

.reels-viewport {
    height: calc(100vh - 64px);

    overflow-y: auto;

    scroll-snap-type: y mandatory;

    background: #000000;
}


.reels-feed {
    max-width: 480px;

    margin: 0 auto;

    display: flex;

    flex-direction: column;
}


.reels-empty {
    text-align: center;

    color: #b0b3b8;

    padding: 40px 20px;

    font-size: 15px;
}


/* ---------- REEL SLIDE ---------- */

.reel-item {
    height: calc(100vh - 64px);

    scroll-snap-align: start;

    scroll-snap-stop: always;

    display: flex;

    align-items: center;

    justify-content: center;

    position: relative;

    animation: socialhubReelIn 0.35s ease;
}


@keyframes socialhubReelIn {
    from {
        opacity: 0;

        transform: scale(0.98);
    }

    to {
        opacity: 1;

        transform: scale(1);
    }
}


.reel-frame {
    position: relative;

    width: 100%;

    height: 100%;

    overflow: hidden;

    background: #000000;
}


.reel-video {
    width: 100%;

    height: 100%;

    object-fit: cover;

    display: block;

    cursor: pointer;
}


.reel-gradient {
    position: absolute;

    left: 0;

    right: 0;

    bottom: 0;

    height: 45%;

    background: linear-gradient(
        transparent,
        rgba(0, 0, 0, 0.75)
    );

    pointer-events: none;
}


/* ---------- LEFT INFO ---------- */

.reel-info {
    position: absolute;

    left: 14px;

    right: 84px;

    bottom: 18px;

    display: flex;

    align-items: flex-start;

    gap: 10px;

    pointer-events: none;
}


.reel-owner-avatar {
    width: 40px;

    height: 40px;

    border-radius: 50%;

    border: 2px solid rgba(255, 255, 255, 0.85);

    overflow: hidden;

    flex-shrink: 0;

    background: #3a3b3c;

    display: flex;

    align-items: center;

    justify-content: center;

    font-size: 18px;
}


.reel-owner-avatar img {
    width: 100%;

    height: 100%;

    object-fit: cover;
}


.reel-owner-name {
    font-size: 14.5px;

    font-weight: 700;

    color: #ffffff;

    margin: 4px 0 2px;

    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}


.reel-caption {
    font-size: 13.5px;

    line-height: 1.5;

    color: rgba(255, 255, 255, 0.92);

    margin: 0;

    max-height: 72px;

    overflow: hidden;

    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}


.reel-time {
    font-size: 11.5px;

    color: rgba(255, 255, 255, 0.6);

    margin-top: 4px;
}


/* ---------- RIGHT ACTION RAIL ---------- */

.reel-rail {
    position: absolute;

    right: 12px;

    bottom: 22px;

    display: flex;

    flex-direction: column;

    align-items: center;

    gap: 16px;

    z-index: 5;
}


.reel-rail-btn {
    display: flex;

    flex-direction: column;

    align-items: center;

    gap: 4px;

    background: none;

    border: none;

    color: #ffffff;

    cursor: pointer;

    padding: 0;

    font-size: 27px;

    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.55);

    transition: transform 0.15s ease;
}


.reel-rail-btn:hover {
    transform: scale(1.12);
}


.reel-rail-btn span {
    font-size: 11.5px;

    font-weight: 600;
}


.reel-rail-btn.liked i {
    color: #ff2d55;

    animation: socialhubReelPop 0.3s ease;
}


.reel-rail-btn.saved i {
    color: #ffd400;
}


.reel-rail-btn.delete {
    color: rgba(255, 255, 255, 0.75);
}


@keyframes socialhubReelPop {
    0% {
        transform: scale(0.4);
    }

    60% {
        transform: scale(1.35);
    }

    100% {
        transform: scale(1);
    }
}


/* ---------- MUTE + PLAY INDICATOR ---------- */

.reel-mute {
    position: absolute;

    top: 14px;

    right: 14px;

    z-index: 6;

    width: 38px;

    height: 38px;

    border-radius: 50%;

    border: none;

    background: rgba(0, 0, 0, 0.45);

    color: #ffffff;

    font-size: 16px;

    cursor: pointer;

    -webkit-backdrop-filter: blur(6px);

    backdrop-filter: blur(6px);
}


.reel-play-badge {
    position: absolute;

    top: 50%;

    left: 50%;

    transform: translate(-50%, -50%);

    z-index: 6;

    width: 74px;

    height: 74px;

    border-radius: 50%;

    background: rgba(0, 0, 0, 0.4);

    color: #ffffff;

    font-size: 30px;

    display: flex;

    align-items: center;

    justify-content: center;

    pointer-events: none;

    opacity: 0;

    -webkit-backdrop-filter: blur(4px);

    backdrop-filter: blur(4px);
}


.reel-play-badge.show {
    animation: socialhubReelBadge 0.9s ease forwards;
}


@keyframes socialhubReelBadge {
    0% {
        opacity: 0.9;

        transform: translate(-50%, -50%) scale(0.8);
    }

    100% {
        opacity: 0;

        transform: translate(-50%, -50%) scale(1.3);
    }
}


/* ---------- FAB ---------- */

.reels-fab {
    position: fixed;

    right: 26px;

    bottom: 26px;

    z-index: 9000;

    width: 58px;

    height: 58px;

    border-radius: 50%;

    border: none;

    background: linear-gradient(
        135deg,
        #1877f2,
        #833ab4
    );

    color: #ffffff;

    font-size: 22px;

    cursor: pointer;

    box-shadow: 0 8px 24px rgba(24, 119, 242, 0.45);

    transition: transform 0.15s ease;
}


.reels-fab:hover {
    transform: scale(1.08);
}


/* ---------- UPLOAD MODAL ---------- */

.reels-modal {
    position: fixed;

    inset: 0;

    background: rgba(0, 0, 0, 0.6);

    display: none;

    align-items: center;

    justify-content: center;

    z-index: 10000;

    padding: 20px;

    -webkit-backdrop-filter: blur(6px);

    backdrop-filter: blur(6px);
}


.reels-modal.open {
    display: flex;
}


.reels-modal-box {
    width: 100%;

    max-width: 440px;

    max-height: 88vh;

    background: #ffffff;

    border-radius: 16px;

    overflow: hidden;

    display: flex;

    flex-direction: column;

    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);

    animation: socialhubReelModalIn 0.25s ease;
}


@keyframes socialhubReelModalIn {
    from {
        opacity: 0;

        transform: translateY(24px) scale(0.97);
    }

    to {
        opacity: 1;

        transform: translateY(0) scale(1);
    }
}


.reels-modal-head {
    display: flex;

    align-items: center;

    justify-content: space-between;

    padding: 14px 18px;

    border-bottom: 1px solid #e4e6eb;
}


.reels-modal-head h2 {
    margin: 0;

    font-size: 18px;
}


.reels-modal-close {
    border: none;

    background: #e4e6eb;

    color: #1c1e21;

    border-radius: 50%;

    width: 32px;

    height: 32px;

    font-size: 14px;

    cursor: pointer;
}


.reels-upload-body {
    padding: 18px;

    overflow-y: auto;
}


.reels-dropzone {
    border: 2px dashed #d4d7dd;

    border-radius: 12px;

    padding: 30px 16px;

    text-align: center;

    cursor: pointer;

    transition: border-color 0.2s ease,

        background 0.2s ease;
}


.reels-dropzone:hover {
    border-color: #1877f2;

    background: rgba(24, 119, 242, 0.04);
}


.reels-dropzone-icon {
    font-size: 34px;

    display: block;

    margin-bottom: 8px;
}


.reels-dropzone p {
    margin: 0 0 4px;

    font-size: 14.5px;

    font-weight: 600;
}


.reels-dropzone small {
    color: #65676b;

    font-size: 12px;
}


.reels-preview video {
    width: 100%;

    max-height: 340px;

    border-radius: 12px;

    background: #000000;

    display: block;
}


.reels-caption-wrap {
    margin: 14px 0;
}


.reels-caption-wrap textarea {
    width: 100%;

    box-sizing: border-box;

    padding: 11px 14px;

    border: 1px solid #d4d7dd;

    border-radius: 9px;

    font-size: 14px;

    font-family: inherit;

    resize: vertical;

    min-height: 64px;

    color: #1c1e21;
}


.reels-caption-wrap textarea:focus {
    outline: none;

    border-color: #1877f2;
}


.reels-upload-btn {
    width: 100%;

    padding: 12px;

    border: none;

    border-radius: 9px;

    background: #1877f2;

    color: #ffffff;

    font-size: 14.5px;

    font-weight: 700;

    cursor: pointer;

    transition: background 0.15s ease;
}


.reels-upload-btn:hover {
    background: #166fe5;
}


.reels-upload-btn:disabled {
    opacity: 0.6;

    cursor: not-allowed;
}


/* ---------- COMMENT PANEL ---------- */

.reels-comments {
    position: fixed;

    top: 64px;

    right: 0;

    bottom: 0;

    width: 400px;

    max-width: 92vw;

    background: #ffffff;

    z-index: 9500;

    display: flex;

    flex-direction: column;

    transform: translateX(100%);

    transition: transform 0.3s ease;

    box-shadow: -8px 0 30px rgba(0, 0, 0, 0.18);
}


.reels-comments.open {
    transform: translateX(0);
}


.reels-comments-head {
    display: flex;

    align-items: center;

    justify-content: space-between;

    padding: 13px 18px;

    border-bottom: 1px solid #e4e6eb;
}


.reels-comments-head h3 {
    margin: 0;

    font-size: 16px;
}


.reels-comments-list {
    flex: 1;

    overflow-y: auto;

    padding: 12px 18px;

    display: flex;

    flex-direction: column;

    gap: 12px;
}


.reels-comment {
    display: flex;

    gap: 10px;
}


.reels-comment-avatar {
    width: 34px;

    height: 34px;

    border-radius: 50%;

    overflow: hidden;

    flex-shrink: 0;

    background: #e4e6eb;

    display: flex;

    align-items: center;

    justify-content: center;

    font-size: 15px;
}


.reels-comment-avatar img {
    width: 100%;

    height: 100%;

    object-fit: cover;
}


.reels-comment-body {
    background: #f0f2f5;

    padding: 8px 12px;

    border-radius: 14px;

    max-width: 82%;
}


.reels-comment-body strong {
    font-size: 13px;

    display: block;

    margin-bottom: 2px;
}


.reels-comment-body p {
    margin: 0;

    font-size: 13.5px;

    line-height: 1.5;
}


.reels-comments-input {
    display: flex;

    align-items: center;

    gap: 10px;

    padding: 12px 16px;

    border-top: 1px solid #e4e6eb;
}


.reels-comments-input input {
    flex: 1;

    padding: 10px 14px;

    border: 1px solid #d4d7dd;

    border-radius: 24px;

    font-size: 14px;

    color: #1c1e21;
}


.reels-comments-input input:focus {
    outline: none;

    border-color: #1877f2;
}


.reels-comments-send {
    width: 40px;

    height: 40px;

    border-radius: 50%;

    border: none;

    background: #1877f2;

    color: #ffffff;

    font-size: 15px;

    cursor: pointer;

    flex-shrink: 0;
}


.hidden {
    display: none !important;
}


/* ---------- DARK MODE ---------- */

body.dark-mode .reels-modal-box {
    background: #242526;
}


body.dark-mode .reels-modal-head {
    border-bottom-color: #3a3b3c;
}


body.dark-mode .reels-modal-close {
    background: #3a3b3c;

    color: #e4e6eb;
}


body.dark-mode .reels-dropzone {
    border-color: #4e4f50;
}


body.dark-mode .reels-dropzone small {
    color: #b0b3b8;
}


body.dark-mode .reels-caption-wrap textarea {
    background: #3a3b3c;

    border-color: #4e4f50;

    color: #e4e6eb;
}


body.dark-mode .reels-caption-wrap textarea::placeholder {
    color: #8a8d91;
}


body.dark-mode .reels-comments {
    background: #242526;
}


body.dark-mode .reels-comments-head,
body.dark-mode .reels-comments-input {
    border-color: #3a3b3c;
}


body.dark-mode .reels-comment-body {
    background: #3a3b3c;
}


body.dark-mode .reels-comments-input input {
    background: #3a3b3c;

    border-color: #4e4f50;

    color: #e4e6eb;
}


body.dark-mode .reels-comments-input input::placeholder {
    color: #8a8d91;
}


/* ---------- RESPONSIVE ---------- */

@media (max-width: 900px) {

    .reels-viewport,
    .reel-item {
        height: calc(100vh - 58px);
    }

    .reels-comments {
        top: 58px;
    }

    .reels-fab {
        right: 16px;

        bottom: 16px;
    }

}