@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --bg: #070707;
    --panel: #101010;
    --panel2: #151515;
    --text: #f4f4f4;
    --muted: #777;
    --line: rgba(255,255,255,.09);
    --accent: #f15a24;
    --accent2: #ff7a3d;
    --max: 1240px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: "Vazirmatn", Tahoma, sans-serif;
}

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

.tutorial-container {
    width: min(calc(100% - 40px), var(--max));
    margin: auto;
}


/* HEADER */

.tutorial-header {
    height: 76px;
    display: flex;
    align-items: center;

    border-bottom: 1px solid var(--line);

    background: rgba(7,7,7,.92);
}

.tutorial-header .tutorial-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tutorial-logo {
    direction: ltr;

    font-family: Arial, sans-serif;
    font-size: 20px;
    font-weight: 900;
}

.tutorial-logo span {
    color: var(--accent);
}

.tutorial-header-actions {
    display: flex;
    gap: 28px;
}

.tutorial-header-actions a {
    color: #888;
    font-size: 11px;
    transition: .2s;
}

.tutorial-header-actions a:hover {
    color: #fff;
}


/* HERO */

.tutorial-hero {
    padding: 100px 0 80px;

    background:
        radial-gradient(
            circle at 75% 50%,
            rgba(241,90,36,.15),
            transparent 28%
        ),
        #090909;

    border-bottom: 1px solid var(--line);
}

.tutorial-eyebrow {
    color: var(--accent2);

    font-size: 10px;
    font-weight: 800;

    letter-spacing: 3px;
}

.tutorial-hero h1 {
    margin-top: 15px;

    font-size: clamp(45px, 7vw, 82px);
    line-height: 1.05;

    font-weight: 900;
    letter-spacing: -4px;
}

.tutorial-hero h1 span {
    color: var(--accent);
}

.tutorial-hero p {
    max-width: 600px;

    margin-top: 20px;

    color: #777;

    font-size: 13px;
    line-height: 2;
}


/* LIST */

.tutorial-list-section {
    padding: 100px 0;
}

.tutorial-section-head {
    display: flex;
    justify-content: space-between;
    align-items: end;

    margin-bottom: 40px;
}

.tutorial-section-head small {
    color: #555;
    font-size: 9px;
    letter-spacing: 2px;
}

.tutorial-section-head h2 {
    margin-top: 8px;

    font-size: 35px;
}

.tutorial-add-button {
    padding: 13px 20px;

    background: var(--accent);

    font-size: 11px;
    font-weight: 800;

    transition: .2s;
}

.tutorial-add-button:hover {
    background: var(--accent2);
}


/* GRID */

.tutorial-grid {
    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 22px;
}

.tutorial-card {
    overflow: hidden;

    background: var(--panel);

    border: 1px solid var(--line);

    transition: .25s;
}

.tutorial-card:hover {
    border-color: rgba(241,90,36,.4);

    transform: translateY(-4px);
}


/* THUMBNAIL */

.tutorial-thumbnail {
    position: relative;

    display: block;

    height: 220px;

    overflow: hidden;

    background: #050505;
}

.tutorial-thumbnail img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    transition: .4s;
}

.tutorial-card:hover .tutorial-thumbnail img {
    transform: scale(1.05);
}

.tutorial-thumbnail-placeholder {
    width: 100%;
    height: 100%;

    display: grid;
    place-items: center;

    background:
        radial-gradient(
            circle,
            rgba(241,90,36,.2),
            transparent 35%
        ),
        #0b0b0b;
}

.tutorial-thumbnail-placeholder span {
    width: 62px;
    height: 62px;

    display: grid;
    place-items: center;

    border: 1px solid rgba(241,90,36,.5);

    border-radius: 50%;

    color: var(--accent);

    font-size: 20px;
}

.tutorial-play {
    position: absolute;

    right: 18px;
    bottom: 18px;

    width: 45px;
    height: 45px;

    display: grid;
    place-items: center;

    background: var(--accent);

    color: #fff;

    border-radius: 50%;

    font-size: 14px;
}


/* CARD CONTENT */

.tutorial-card-content {
    padding: 22px;
}

.tutorial-category {
    color: var(--accent2);

    font-size: 9px;
    font-weight: 800;
}

.tutorial-card h3 {
    margin: 10px 0;

    font-size: 18px;

    line-height: 1.6;
}

.tutorial-card p {
    color: #777;

    font-size: 11px;

    line-height: 2;
}

.tutorial-more {
    display: inline-block;

    margin-top: 18px;

    color: var(--accent);

    font-size: 10px;
    font-weight: 800;
}


/* EMPTY */

.tutorial-empty {
    padding: 90px 20px;

    text-align: center;

    border: 1px solid var(--line);

    background: var(--panel);
}

.tutorial-empty > div {
    font-size: 40px;
}

.tutorial-empty h3 {
    margin-top: 20px;
}

.tutorial-empty p {
    margin-top: 10px;

    color: #666;

    font-size: 11px;
}


/* VIEW */

.tutorial-view {
    padding: 70px 0 110px;
}

.tutorial-back {
    display: inline-block;

    margin-bottom: 25px;

    color: #777;

    font-size: 11px;
}

.tutorial-view-layout {
    display: grid;

    grid-template-columns: 1fr 360px;

    gap: 30px;

    direction: ltr;
}

.tutorial-video-box {
    background: #000;

    border: 1px solid var(--line);

    overflow: hidden;
}

.tutorial-video-box video {
    display: block;

    width: 100%;

    max-height: 650px;

    background: #000;
}

.tutorial-info {
    direction: rtl;

    padding: 30px;

    background: var(--panel);

    border: 1px solid var(--line);

    align-self: start;
}

.tutorial-info h1 {
    margin-top: 12px;

    font-size: 27px;

    line-height: 1.6;
}

.tutorial-date {
    margin-top: 12px;

    color: #555;

    font-size: 9px;
}

.tutorial-description {
    margin-top: 30px;

    padding-top: 25px;

    border-top: 1px solid var(--line);

    color: #888;

    font-size: 12px;

    line-height: 2.2;
}


/* ADD */

.tutorial-add-page {
    padding: 80px 0 120px;
}

.tutorial-form-box {
    max-width: 720px;

    margin: auto;

    padding: 40px;

    background: var(--panel);

    border: 1px solid var(--line);
}

.tutorial-form-box h1 {
    margin-top: 12px;

    font-size: 38px;
}

.form-intro {
    margin: 10px 0 35px;

    color: #666;

    font-size: 11px;
}

.tutorial-form-box label {
    display: block;

    margin: 20px 0 8px;

    color: #aaa;

    font-size: 11px;
}

.tutorial-form-box input,
.tutorial-form-box textarea {
    width: 100%;

    border: 1px solid rgba(255,255,255,.1);

    background: #080808;

    color: #fff;

    outline: none;

    padding: 14px;

    font: inherit;

    font-size: 11px;

    transition: .2s;
}

.tutorial-form-box textarea {
    resize: vertical;
}

.tutorial-form-box input:focus,
.tutorial-form-box textarea:focus {
    border-color: rgba(241,90,36,.6);

    box-shadow:
        0 0 0 3px rgba(241,90,36,.06);
}

.field-help {
    display: block;

    margin-top: 7px;

    color: #555;

    font-size: 9px;
}

.form-error {
    padding: 13px;

    margin-bottom: 20px;

    border: 1px solid rgba(255,60,60,.3);

    background: rgba(255,0,0,.05);

    color: #ff7070;

    font-size: 11px;
}

.tutorial-submit {
    width: 100%;

    margin-top: 30px;

    min-height: 50px;

    border: 0;

    background: var(--accent);

    color: #fff;

    cursor: pointer;

    font: inherit;

    font-size: 11px;

    font-weight: 800;

    transition: .2s;
}

.tutorial-submit:hover {
    background: var(--accent2);
}


/* FOOTER */

.tutorial-footer {
    border-top: 1px solid var(--line);

    padding: 25px 0;

    color: #555;

    font-size: 9px;
}

.tutorial-footer .tutorial-container {
    display: flex;

    justify-content: space-between;
}

.tutorial-footer a:hover {
    color: #fff;
}


/* MOBILE */

@media (max-width: 900px) {

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

    .tutorial-view-layout {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 600px) {

    .tutorial-container {
        width: min(calc(100% - 30px), var(--max));
    }

    .tutorial-header-actions {
        gap: 12px;
    }

    .tutorial-hero {
        padding: 70px 0;
    }

    .tutorial-hero h1 {
        font-size: 48px;
    }

    .tutorial-section-head {
        display: block;
    }

    .tutorial-add-button {
        display: inline-block;
        margin-top: 20px;
    }

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

    .tutorial-form-box {
        padding: 25px 18px;
    }

    .tutorial-footer .tutorial-container {
        display: block;
    }

    .tutorial-footer a {
        display: block;
        margin-top: 10px;
    }

}