:root {
    --background: #121212;
    --sidebar: #080808;
    --surface: #1d1d1d;
    --surface-light: #282828;
    --orange: #ff7400;
    --white: #ffffff;
    --muted: #a7a7a7;
    --border: rgba(255,255,255,0.07);
}

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

body {
    background: var(--background);
    color: var(--white);
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
}

button, input {
    font-family: inherit;
}

button {
    cursor: pointer;
    border: none;
}

a {
    color: inherit;
    text-decoration: none;
}

.orange {
    color: var(--orange);
}

.app {
    display: flex;
    min-height: 100vh;
}

/* SIDEBAR */

.sidebar {
    width: 245px;
    background: var(--sidebar);
    padding: 28px 18px;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    position: fixed;
    height: 100vh;
    z-index: 20;
}

.logo {
    font-size: 21px;
    font-weight: 800;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 11px;
    margin-bottom: 55px;
}

.logo-icon {
    color: var(--orange);
    display: flex;
}

.logo-icon svg {
    width: 27px;
    height: 27px;
}

.side-section {
    margin-bottom: 35px;
}

.side-heading {
    font-size: 10px;
    color: #777;
    font-weight: 600;
    letter-spacing: 2px;
    margin: 0 0 15px 12px;
}

.side-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px;
    color: var(--muted);
    border-radius: 7px;
    font-size: 13px;
    margin-bottom: 5px;
    transition: .2s;
}

.side-link svg {
    width: 19px;
}

.side-link:hover,
.side-link.active {
    color: white;
    background: #242424;
}

.side-link.active {
    border-left: 3px solid var(--orange);
}

.sidebar-bottom {
    margin-top: auto;
}

.sidebar-promo {
    background: #1d1d1d;
    border-radius: 12px;
    padding: 18px;
    margin-bottom: 25px;
}

.sidebar-promo > svg {
    color: var(--orange);
    margin-bottom: 12px;
}

.sidebar-promo h4 {
    font-size: 13px;
    margin-bottom: 7px;
}

.sidebar-promo p {
    font-size: 11px;
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: 15px;
}

.promo-btn {
    display: block;
    background: var(--orange);
    color: #111;
    text-align: center;
    border-radius: 6px;
    padding: 9px;
    font-size: 11px;
    font-weight: 700;
}

.sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 5px;
    color: #666;
    font-size: 9px;
}

/* MAIN */

.main-content {
    margin-left: 245px;
    width: calc(100% - 245px);
    min-height: 100vh;
}

.topbar {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 45px;
    border-bottom: 1px solid var(--border);
    background: rgba(18,18,18,.95);
    position: sticky;
    top: 0;
    z-index: 15;
    backdrop-filter: blur(15px);
}

.search-box {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #252525;
    border: 1px solid transparent;
    padding: 11px 16px;
    border-radius: 7px;
    width: 430px;
}

.search-box:focus-within {
    border-color: var(--orange);
}

.search-box svg {
    width: 18px;
    color: var(--muted);
}

.search-box input {
    width: 100%;
    color: white;
    background: transparent;
    outline: none;
    border: none;
    font-size: 11px;
}

.search-shortcut {
    font-size: 9px;
    color: #777;
}

.top-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.icon-btn {
    background: transparent;
    color: var(--muted);
}

.icon-btn:hover {
    color: var(--orange);
}

.upload-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--orange);
    color: #111;
    border-radius: 6px;
    padding: 10px 15px;
    font-size: 11px;
    font-weight: 600;
    transition: .2s;
}

.upload-btn:hover,
.featured-btn:hover,
.promo-btn:hover {
    background: #ff8d2e;
    transform: translateY(-2px);
}

.avatar-small {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--orange);
    color: #111;
    display: grid;
    place-items: center;
    font-size: 14px;
    font-weight: 700;
}

.mobile-logo {
    display: none;
}

/* PAGES */

.page {
    display: none;
    padding: 35px 45px 70px;
    max-width: 1600px;
    margin: auto;
}

.page.active-page {
    display: block;
}

.welcome-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 35px 0 45px;
}

.eyebrow {
    color: var(--orange);
    font-size: 9px;
    letter-spacing: 2px;
    font-weight: 600;
    margin-bottom: 12px;
}

.welcome-section h1,
.page-intro h1 {
    font-size: clamp(30px, 4vw, 49px);
    font-weight: 700;
    letter-spacing: -2px;
    line-height: 1.3;
}

.welcome-text,
.page-intro p:last-child {
    color: var(--muted);
    font-size: 12px;
    margin-top: 13px;
    max-width: 550px;
    line-height: 1.8;
}

.welcome-mark {
    color: #252525;
}

.welcome-mark svg {
    width: 110px;
    height: 110px;
    stroke-width: .7;
}

/* SECTION HEADINGS */

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: end;
    margin: 35px 0 20px;
}

.section-heading h2 {
    font-size: 19px;
    font-weight: 600;
}

.text-link {
    display: flex;
    gap: 6px;
    align-items: center;
    color: var(--muted);
    font-size: 11px;
}

.text-link:hover {
    color: var(--orange);
}

.text-link svg {
    width: 14px;
}

/* FEATURED */

.featured-card {
    position: relative;
    height: 300px;
    overflow: hidden;
    border-radius: 12px;
    background: #252525;
}

.featured-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .8;
    transition: transform .6s;
}

.featured-card:hover .featured-image {
    transform: scale(1.04);
}

.featured-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: end;
    padding: 35px;
    background: linear-gradient(90deg, rgba(0,0,0,.85), transparent 100%),
                linear-gradient(0deg, rgba(0,0,0,.6), transparent);
}

.featured-info {
    max-width: 500px;
}

.featured-label {
    font-size: 9px;
    letter-spacing: 2px;
    color: var(--orange);
    font-weight: 700;
}

.featured-info h2 {
    font-size: 30px;
    margin: 10px 0;
}

.featured-info p {
    color: #ccc;
    font-size: 11px;
    margin-bottom: 20px;
}

.featured-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--orange);
    color: #111;
    border-radius: 5px;
    padding: 11px 17px;
    font-size: 11px;
    font-weight: 600;
    transition: .2s;
}

/* CATEGORIES */

.category-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.category-chip {
    background: #252525;
    color: var(--muted);
    padding: 10px 17px;
    border-radius: 25px;
    font-size: 10px;
    transition: .2s;
}

.category-chip:hover,
.category-chip.active {
    background: var(--orange);
    color: #111;
}

.sort-btn {
    background: transparent;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 10px;
}

.sort-btn svg {
    width: 15px;
}

/* PHOTO GRID */

.photo-grid {
    columns: 3;
    column-gap: 17px;
}

.photo-card {
    break-inside: avoid;
    margin-bottom: 20px;
    background: transparent;
    position: relative;
}

.photo-image-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    background: #242424;
    cursor: pointer;
}

.photo-image {
    display: block;
    width: 100%;
    min-height: 150px;
    object-fit: cover;
    transition: transform .5s, opacity .3s;
}

.photo-image-wrap:hover .photo-image {
    transform: scale(1.04);
    opacity: .8;
}

.photo-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: end;
    justify-content: space-between;
    padding: 13px;
    opacity: 0;
    transition: .3s;
    background: linear-gradient(transparent, rgba(0,0,0,.5));
}

.photo-image-wrap:hover .photo-overlay {
    opacity: 1;
}

.photo-overlay button {
    background: rgba(0,0,0,.65);
    color: white;
    padding: 9px;
    border-radius: 50%;
    display: flex;
}

.photo-overlay button:hover,
.photo-overlay button.liked,
.photo-overlay button.saved {
    color: var(--orange);
}

.photo-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 2px;
}

.photo-meta h3 {
    font-size: 11px;
    font-weight: 500;
}

.photo-meta p {
    font-size: 9px;
    color: var(--muted);
    margin-top: 4px;
}

.photo-stats {
    display: flex;
    gap: 5px;
    align-items: center;
    color: var(--muted);
    font-size: 10px;
}

.photo-stats svg {
    width: 13px;
}

.empty-state {
    display: none;
    text-align: center;
    padding: 80px 20px;
    color: var(--muted);
}

.empty-state svg {
    color: var(--orange);
    width: 35px;
    margin-bottom: 15px;
}

.empty-state h3 {
    color: white;
    font-size: 17px;
}

.empty-state p {
    font-size: 11px;
    margin-top: 8px;
}

/* OTHER PAGES */

.page-intro {
    padding: 30px 0 40px;
}

.explore-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.explore-tile {
    height: 200px;
    position: relative;
    overflow: hidden;
    border-radius: 9px;
    cursor: pointer;
    background: #222;
}

.explore-tile img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: .5s;
    opacity: .7;
}

.explore-tile:hover img {
    transform: scale(1.08);
    opacity: .9;
}

.explore-tile div {
    position: absolute;
    bottom: 20px;
    left: 20px;
}

.explore-tile h2 {
    font-size: 20px;
}

.explore-tile span {
    color: #ddd;
    font-size: 10px;
}

.collection-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.collection-card {
    background: var(--surface);
    border-radius: 9px;
    overflow: hidden;
    cursor: pointer;
}

.collection-card img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    display: block;
}

.collection-card div {
    padding: 17px;
}

.collection-card h3 {
    font-size: 14px;
}

.collection-card p {
    color: var(--muted);
    font-size: 10px;
    margin-top: 5px;
}

.creator-card {
    background: var(--surface);
    padding: 25px;
    border-radius: 10px;
    max-width: 650px;
}

.creator-cover {
    height: 150px;
    border-radius: 7px;
    background: linear-gradient(120deg, #301600, #ff7400, #111);
}

.creator-profile {
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 20px 0;
}

.creator-avatar {
    width: 55px;
    height: 55px;
    background: var(--orange);
    color: #111;
    display: grid;
    place-items: center;
    font-size: 25px;
    font-weight: 700;
    border-radius: 50%;
}

.creator-profile h2 {
    font-size: 15px;
}

.creator-profile p,
.creator-description {
    font-size: 10px;
    color: var(--muted);
}

.creator-description {
    line-height: 1.8;
    margin-bottom: 20px;
}

/* MODAL */

.photo-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.94);
    z-index: 100;
    justify-content: center;
    align-items: center;
    padding: 30px;
}

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

.modal-content {
    display: flex;
    max-width: 1050px;
    max-height: 85vh;
    width: 100%;
    background: #1c1c1c;
    border-radius: 10px;
    overflow: hidden;
}

.modal-image-wrap {
    flex: 1;
    min-width: 0;
    background: #080808;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image-wrap img {
    width: 100%;
    height: 100%;
    max-height: 85vh;
    object-fit: contain;
}

.modal-details {
    width: 290px;
    flex-shrink: 0;
    padding: 25px;
}

.modal-close {
    position: absolute;
    top: 25px;
    right: 30px;
    background: #333;
    color: white;
    padding: 10px;
    border-radius: 50%;
}

.modal-author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 35px;
}

.modal-author strong {
    font-size: 11px;
    display: block;
}

.modal-author span {
    color: var(--muted);
    font-size: 9px;
}

.modal-details h2 {
    font-size: 18px;
    margin-bottom: 10px;
}

.modal-details > p {
    color: var(--muted);
    font-size: 11px;
    line-height: 1.8;
}

.modal-actions {
    display: flex;
    flex-direction: column;
    margin-top: 30px;
    gap: 12px;
}

.modal-action {
    display: flex;
    gap: 10px;
    align-items: center;
    background: #282828;
    color: white;
    padding: 12px;
    border-radius: 5px;
    font-size: 11px;
}

.modal-action:hover {
    color: var(--orange);
}

.modal-action svg {
    width: 16px;
}

/* MOBILE */

.mobile-nav {
    display: none;
}

@media(max-width: 1100px) {

    .photo-grid {
        columns: 2;
    }

    .page {
        padding-left: 30px;
        padding-right: 30px;
    }

    .topbar {
        padding: 0 30px;
    }

    .welcome-mark {
        display: none;
    }
}

@media(max-width: 700px) {

    .sidebar {
        display: none;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
        padding-bottom: 75px;
    }

    .topbar {
        height: auto;
        min-height: 65px;
        padding: 12px 18px;
        flex-wrap: wrap;
        gap: 12px;
    }

    .mobile-logo {
        display: flex;
        align-items: center;
        gap: 7px;
        font-size: 15px;
        font-weight: 800;
        letter-spacing: 1px;
    }

    .mobile-logo svg {
        color: var(--orange);
        width: 21px;
    }

    .search-box {
        order: 3;
        width: 100%;
    }

    .top-actions {
        gap: 12px;
    }

    .top-actions .icon-btn,
    .top-actions .avatar-small {
        display: none;
    }

    .upload-btn {
        padding: 9px 12px;
    }

    .page {
        padding: 20px 16px 40px;
    }

    .welcome-section {
        padding: 30px 0;
    }

    .welcome-section h1,
    .page-intro h1 {
        font-size: 32px;
    }

    .featured-card {
        height: 250px;
    }

    .featured-overlay {
        padding: 20px;
    }

    .featured-info h2 {
        font-size: 23px;
    }

    .section-heading h2 {
        font-size: 16px;
    }

    .photo-grid {
        columns: 2;
        column-gap: 10px;
    }

    .photo-card {
        margin-bottom: 13px;
    }

    .photo-meta h3 {
        font-size: 10px;
    }

    .photo-stats {
        display: none;
    }

    .explore-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .explore-tile {
        height: 155px;
    }

    .explore-tile h2 {
        font-size: 15px;
    }

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

    .collection-card img {
        height: 190px;
    }

    .photo-modal {
        padding: 15px;
    }

    .modal-content {
        flex-direction: column;
        max-height: 90vh;
        overflow-y: auto;
    }

    .modal-image-wrap {
        flex: none;
        height: 50vh;
    }

    .modal-details {
        width: 100%;
        padding: 18px;
    }

    .modal-author {
        margin-bottom: 15px;
    }

    .modal-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .modal-action {
        flex: 1;
        justify-content: center;
    }

    .mobile-nav {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 65px;
        background: #080808;
        border-top: 1px solid var(--border);
        display: flex;
        justify-content: space-around;
        align-items: center;
        z-index: 30;
    }

    .mobile-nav a {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 4px;
        color: #777;
        font-size: 9px;
    }

    .mobile-nav a svg {
        width: 19px;
    }

    .mobile-nav a.active {
        color: var(--orange);
    }

    .text-link {
        font-size: 9px;
    }

    .search-shortcut {
        display: none;
    }
}

@media(max-width: 380px) {
    .photo-grid {
        columns: 1;
    }
}