:root {
    --accent-yellow: #ffe934;
    --accent-orange: #ff9f1c;
    --accent-pink: #d23d97;
    --accent-indigo: #4f42c9;
    --primary-blue: #1f6fd1;
    --primary-blue-dark: #1746a2;
    --primary-blue-soft: #eaf4ff;
    --ink: #111827;
    --muted: #667085;
    --line: #e7edf5;
    --paper: #ffffff;
    --soft: #f8fbff;
}

body {
    background: #ffffff !important;
}

.profile-page {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

.profile-hero {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(31, 111, 209, 0.12);
    border-radius: 28px;
    background:
        linear-gradient(125deg, rgba(232, 244, 255, 0.98), rgba(245, 250, 255, 0.96), rgba(226, 239, 255, 0.94)),
        linear-gradient(90deg, rgba(255, 233, 52, 0.16), rgba(210, 61, 151, 0.08), rgba(31, 111, 209, 0.18));
    box-shadow: 0 24px 72px rgba(31, 111, 209, 0.08);
    padding: clamp(1.5rem, 4vw, 3rem);
}

.profile-hero::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 7px;
    background: linear-gradient(90deg, var(--accent-yellow), var(--accent-orange), var(--accent-pink), var(--accent-indigo), var(--primary-blue));
}

.profile-back-link {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--primary-blue);
    font-size: 0.92rem;
    font-weight: 850;
}

.profile-back-link:hover {
    color: var(--primary-blue-dark);
}

.profile-hero__content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.profile-avatar {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 128px;
    height: 128px;
    overflow: hidden;
    border: 5px solid #ffffff;
    border-radius: 32px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-indigo));
    box-shadow: 0 18px 38px rgba(31, 111, 209, 0.18);
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-avatar span {
    color: #ffffff;
    font-size: 3rem;
    font-weight: 950;
}

.profile-roles {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.profile-roles span {
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 900;
    padding: 0.4rem 0.72rem;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.profile-roles .is-teacher {
    background: var(--primary-blue-soft);
    color: var(--primary-blue);
}

.profile-roles .is-student {
    background: rgba(255, 159, 28, 0.13);
    color: #c96200;
}

.profile-roles .is-sdm {
    background: rgba(124, 58, 237, 0.12);
    color: #7c3aed;
}

.profile-copy h1 {
    color: var(--primary-blue-dark);
    font-size: clamp(2rem, 4vw, 3.6rem);
    font-weight: 950;
    line-height: 1.05;
    margin: 0.85rem 0 0;
}

.profile-username {
    color: var(--primary-blue);
    font-weight: 850;
    margin-top: 0.35rem;
}

.profile-bio {
    max-width: 760px;
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.75;
    margin-top: 0.8rem;
}

.profile-layout {
    width: 100%;
}

.profile-main,
.profile-side {
    width: 100%;
}

.profile-card,
.profile-empty {
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--paper);
    box-shadow: 0 14px 36px rgba(31, 111, 209, 0.055);
}

.profile-card {
    padding: 1.35rem;
}

.profile-card__header span {
    color: var(--primary-blue);
    font-size: 0.78rem;
    font-weight: 950;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.profile-card__header h2 {
    color: var(--ink);
    font-size: 1.35rem;
    font-weight: 950;
    margin-top: 0.2rem;
}

.education-item {
    display: flex;
    gap: 0.85rem;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 1rem;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.education-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(180deg, var(--accent-yellow), var(--accent-orange), var(--accent-pink), var(--accent-indigo), var(--primary-blue));
    border-radius: 4px 0 0 4px;
}

.education-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(31, 111, 209, 0.08);
    border-color: rgba(31, 111, 209, 0.2);
    background: #ffffff;
}

.education-icon {
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--primary-blue-soft);
    color: var(--primary-blue);
    font-size: 1.1rem;
}

.education-details {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 0;
}

.education-level {
    font-size: 0.72rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-blue);
}

.education-school {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--ink);
    margin: 0;
    line-height: 1.3;
    word-break: break-word;
}

.education-major,
.education-year {
    font-size: 0.8rem;
    color: var(--muted);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.education-major i,
.education-year i {
    font-size: 0.75rem;
    opacity: 0.8;
}

.mini-course-card strong {
    color: var(--ink);
    font-weight: 950;
}

.mini-course-card span {
    display: block;
    color: var(--muted);
}

.mini-course-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mini-course-card,
.social-list a {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #ffffff;
    transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.mini-course-card {
    padding: 1rem;
}

.mini-course-card small {
    display: inline-flex;
    width: fit-content;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 900;
    margin-bottom: 0.55rem;
    padding: 0.28rem 0.55rem;
}

.mini-course-card small.is-public {
    background: var(--primary-blue-soft);
    color: var(--primary-blue);
}

.mini-course-card small.is-private {
    background: rgba(255, 159, 28, 0.13);
    color: #c96200;
}

.mini-course-card:hover,
.social-list a:hover {
    transform: translateY(-2px);
    border-color: rgba(31, 111, 209, 0.18);
    box-shadow: 0 14px 30px rgba(31, 111, 209, 0.075);
}

.mini-course-card span {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-top: 0.4rem;
}

.social-list a {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    color: var(--ink);
    font-weight: 850;
    min-height: 46px;
    padding: 0.75rem 0.9rem;
}

.social-list i {
    color: var(--primary-blue);
}



.profile-empty {
    padding: 1.5rem;
    text-align: center;
}

.profile-empty i {
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    border-radius: 18px;
    background: var(--primary-blue-soft);
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin: 0 auto 0.8rem;
}

.profile-empty p {
    color: var(--muted);
}

.public-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.85rem;
}

.public-gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    aspect-ratio: 4 / 3;
    background: var(--soft);
}

.public-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.public-gallery-item span {
    position: absolute;
    inset: auto 0 0;
    background: linear-gradient(180deg, transparent, rgba(17, 24, 39, 0.78));
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 850;
    padding: 1.6rem 0.75rem 0.75rem;
}

.auth-field input {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.6rem 0.8rem;
    transition: 0.2s;
}

.auth-field input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(31, 111, 209, 0.1);
    transform: scale(1.02);
}

.auth-submit {
    margin-top: 1rem;
    width: 100%;
    border-radius: 14px;
    padding: 0.75rem;
    font-weight: 900;
    background: var(--primary-blue);
    color: white;
    transition: 0.2s;
}

.auth-submit:hover {
    background: var(--primary-blue-dark);
}

.lesson-style-card:hover {
    transform: translateY(-2px);
    border-color: rgba(31, 111, 209, 0.28) !important;
    box-shadow: 0 10px 24px rgba(31, 111, 209, 0.09) !important;
}

.social-link-item:hover {
    transform: translateY(-2px);
    border-color: rgba(31, 111, 209, 0.28) !important;
    box-shadow: 0 8px 20px rgba(31, 111, 209, 0.08) !important;
}

@media (max-width: 1024px) {
    .profile-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .profile-hero {
        border-radius: 22px;
        padding: 1.4rem;
    }

    .profile-hero__content {
        align-items: flex-start;
        flex-direction: column;
    }

    .profile-avatar {
        width: 104px;
        height: 104px;
        border-radius: 26px;
    }

    .mini-course-grid,
    .public-gallery-grid,
    .profile-card--summary {
        grid-template-columns: 1fr;
    }
}