* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    min-height: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

body {
    min-height: 100vh;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--color-text);
    background:
        linear-gradient(
            var(--color-overlay),
            var(--color-overlay)
        ),
        url('https://nitthenat.com/image/offline');
    background-color: var(--color-background);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

button,
input,
select {
    font: inherit;
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    width: min(var(--sidebar-width), 85vw);
    height: 100%;
    padding-top: 20px;
    background: var(--color-surface);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    box-shadow:
        8px 8px 20px var(--shadow),
        -6px -6px 16px var(--highlight);
}

.sidebar.active {
    transform: translateX(0);
}

.sidebar-header {
    display: flex;
    justify-content: flex-end;
    padding: 10px 20px;
}

.close-menu {
    color: var(--color-text);
    font-size: 24px;
    cursor: pointer;
    background: none;
    border: 0;
}

.nav-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    width: 100%;
}

.sidebar a,
.dropdown-btn {
    display: block;
    width: 100%;
    padding: 15px 25px;
    color: var(--color-text);
    font-size: 1.1rem;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
    background: none;
    border: 0;
    transition:
        color var(--transition-fast),
        background var(--transition-fast),
        box-shadow var(--transition-fast);
}

.sidebar a:hover,
.dropdown-btn:hover {
    color: var(--color-text-inverse);
    background: var(--color-primary);
    box-shadow:
        inset 3px 3px 6px var(--shadow),
        inset -3px -3px 6px var(--highlight);
}

.dropdown-container {
    max-height: 0;
    overflow: hidden;
    background: var(--color-surface-alt);
    transition: max-height var(--transition-normal);
}

.dropdown-container a {
    padding-left: 50px;
    font-size: 0.95rem;
}

.fa-caret-down {
    float: right;
    margin-top: 5px;
    transition: transform var(--transition-normal);
}

.sidebar-watermark {
    position: absolute;
    bottom: 30px;
    left: 0;
    width: 100%;
    color: var(--color-watermark);
    font-size: 0.7rem;
    letter-spacing: 1px;
    text-align: center;
    user-select: none;
    pointer-events: none;
}

.menu-btn {
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 1900;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    color: var(--color-text-inverse);
    font-size: 20px;
    cursor: pointer;
    background: var(--color-primary);
    border: 0;
    border-radius: var(--radius-medium);
    box-shadow:
        6px 6px 12px var(--shadow),
        -5px -5px 10px var(--highlight);
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast),
        background var(--transition-fast);
}

.menu-btn:active {
    transform: scale(0.92);
    box-shadow:
        inset 4px 4px 8px var(--shadow),
        inset -4px -4px 8px var(--highlight);
}

#overlay {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1950;
    display: none;
    width: 100%;
    height: 100%;
    background: var(--color-overlay);
    backdrop-filter: blur(3px);
}

.page-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: clamp(50px, 7vw, 80px) 20px 40px;
}

.profile-card,
.live-card,
.shortener-card,
.error-card {
    width: 100%;
    color: var(--color-text);
    background: var(--color-surface);
    border: 0;
    box-shadow:
        12px 12px 24px var(--shadow),
        -10px -10px 22px var(--highlight);
}

.profile-card {
    max-width: 450px;
    padding-bottom: 30px;
    overflow: hidden;
    text-align: center;
    border-radius: var(--radius-large);
}

.live-card {
    max-width: 450px;
    margin-bottom: 25px;
    overflow: hidden;
    text-align: center;
    border-radius: var(--radius-large);
}

.live-card h1 {
    margin: 0;
    padding: 25px;
    color: inherit;
}

.live-card h1 a {
    color: inherit;
    text-decoration: none;
}

.header-banner {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px 20px;
    color: var(--color-text-inverse);
    background: var(--color-primary);
    box-shadow:
        inset 4px 4px 8px var(--shadow),
        inset -4px -4px 8px var(--highlight);
}

.profile-pic {
    width: 80px;
    height: 80px;
    flex: 0 0 auto;
    object-fit: cover;
    background: var(--color-input);
    border: 3px solid var(--color-text-inverse);
    border-radius: var(--radius-medium);
    box-shadow:
        4px 4px 8px var(--shadow),
        -3px -3px 7px var(--highlight);
}

.header-text {
    min-width: 0;
}

.header-text h1 {
    margin: 0;
    font-size: clamp(1.4rem, 4vw, 1.8rem);
    text-align: left;
}

.header-text p {
    margin: 0;
    opacity: 0.9;
    font-size: 1rem;
    text-align: left;
}

.tag-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    padding: 20px 20px 10px;
}

.tag {
    padding: 5px 12px;
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 700;
    background: var(--color-text);
    border: 0;
    border-radius: 20px;
    box-shadow:
        3px 3px 6px var(--shadow),
        -3px -3px 6px var(--highlight);
}

.bio {
    padding: 0 30px;
    color: var(--color-primary);
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.5;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 25px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    color: var(--color-text-inverse);
    font-size: 1.2rem;
    text-decoration: none;
    background: var(--color-primary);
    border-radius: 50%;
    box-shadow:
        5px 5px 10px var(--shadow),
        -4px -4px 9px var(--highlight);
    transition:
        transform var(--transition-fast),
        background var(--transition-fast),
        box-shadow var(--transition-fast);
}

.social-icon:hover {
    background: var(--color-primary-hover);
    transform: translateY(-3px);
}

.top-bar {
    position: fixed;
    top: 15px;
    right: 20px;
    z-index: 1900;
    display: flex;
    justify-content: flex-end;
    width: calc(100% - 40px);
    pointer-events: none;
}

.top-right {
    pointer-events: all;
}

.user-info i {
    color: var(--color-primary);
    font-size: 1.2rem;
}

.login-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    color: var(--color-text-inverse);
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    background: var(--color-primary);
    border-radius: var(--radius-small);
    box-shadow:
        5px 5px 10px var(--shadow),
        -4px -4px 9px var(--highlight);
    transition:
        background var(--transition-fast),
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
}

.login-btn:hover {
    background: var(--color-primary-hover);
}

.login-btn:active {
    transform: scale(0.95);
    box-shadow:
        inset 4px 4px 8px var(--shadow),
        inset -4px -4px 8px var(--highlight);
}

.shortener-container,
.error-container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.shortener-card {
    max-width: 500px;
    padding: clamp(25px, 6vw, 40px);
    text-align: center;
    border-radius: var(--radius-large);
}

.shortener-card h1 {
    margin: 0 0 30px;
    color: var(--color-primary);
}

.shortener-card form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.shortener-card input {
    width: 100%;
    padding: 12px 14px;
    color: var(--color-text);
    font-size: 1rem;
    background: var(--color-input);
    border: 0;
    border-radius: var(--radius-small);
    box-shadow:
        inset 4px 4px 8px var(--shadow),
        inset -4px -4px 8px var(--highlight);
}

.shortener-card input:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.shortener-card button {
    padding: 12px;
    color: var(--color-text-inverse);
    font-weight: 700;
    cursor: pointer;
    background: var(--color-primary);
    border: 0;
    border-radius: var(--radius-small);
    box-shadow:
        5px 5px 10px var(--shadow),
        -4px -4px 9px var(--highlight);
    transition:
        background var(--transition-fast),
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
}

.shortener-card button:hover {
    background: var(--color-primary-hover);
}

.shortener-card button:active {
    transform: scale(0.95);
    box-shadow:
        inset 4px 4px 8px var(--shadow),
        inset -4px -4px 8px var(--highlight);
}

.result-box {
    margin-top: 25px;
    padding: 15px;
    background: var(--color-input);
    border: 0;
    border-radius: var(--radius-small);
    box-shadow:
        inset 4px 4px 8px var(--shadow),
        inset -4px -4px 8px var(--highlight);
}

.result-box a {
    color: var(--color-primary);
    font-weight: 700;
    word-break: break-all;
}

.error-card {
    max-width: 500px;
    padding: clamp(35px, 7vw, 50px) clamp(25px, 6vw, 40px);
    text-align: center;
    border-radius: var(--radius-large);
}

.error-card h1 {
    margin: 0;
    color: var(--color-primary);
    font-size: clamp(3rem, 12vw, 4rem);
}

.error-card h2 {
    margin-top: 10px;
    margin-bottom: 20px;
}

.error-card p {
    margin-bottom: 30px;
    color: var(--color-text-muted);
}

.error-button {
    display: inline-block;
    margin: 10px;
    padding: 12px 25px;
    color: var(--color-text-inverse);
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    background: var(--color-primary);
    border-radius: var(--radius-small);
    box-shadow:
        5px 5px 10px var(--shadow),
        -4px -4px 9px var(--highlight);
    transition:
        background var(--transition-fast),
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
}

.error-button:hover {
    background: var(--color-primary-hover);
}

.error-button:active {
    transform: scale(0.95);
}

.error-button.secondary {
    color: var(--color-text);
    background: var(--color-secondary);
    border: 0;
}

.user-menu {
    position: relative;
    display: inline-block;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 25px;
    color: var(--color-text);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--color-surface);
    border: 0;
    border-radius: var(--radius-medium);
    box-shadow:
        6px 6px 12px var(--shadow),
        -5px -5px 10px var(--highlight);
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
}

.user-info:hover {
    transform: scale(1.03);
}

.avatar {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    box-shadow:
        3px 3px 6px var(--shadow),
        -3px -3px 6px var(--highlight);
}

.dropdown {
    position: absolute;
    top: 110%;
    right: 0;
    display: none;
    min-width: 180px;
    overflow: hidden;
    text-align: right;
    background: var(--color-surface);
    border-radius: var(--radius-small);
    box-shadow:
        8px 8px 16px var(--shadow),
        -6px -6px 14px var(--highlight);
}

.dropdown a {
    display: block;
    padding: 12px 14px;
    color: var(--color-text);
    font-size: 1rem;
    text-decoration: none;
    transition:
        color var(--transition-fast),
        background var(--transition-fast);
}

.dropdown a:hover {
    color: var(--color-text-inverse);
    background: var(--color-primary);
}

.dropdown.show {
    display: block;
}

.admin-badge,
.dev-badge,
.nat-badge {
    padding: 3px 8px;
    color: var(--color-text-inverse);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    border-radius: 999px;
}

.admin-badge {
    margin-left: 8px;
    background: var(--color-admin);
}

.dev-badge {
    margin-left: 5px;
    background: var(--color-dev);
}

.nat-badge {
    margin-left: 5px;
    background: var(--color-nat);
}

.user-text {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.badges {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 4px;
}

@media (max-width: 600px) {
    .page-wrapper {
        padding-right: 15px;
        padding-left: 15px;
    }

    .top-bar {
        right: 15px;
        width: calc(100% - 30px);
    }

    .header-banner {
        gap: 14px;
        padding: 25px 15px;
    }

    .profile-pic {
        width: 65px;
        height: 65px;
    }

    .header-text h1 {
        font-size: 1.4rem;
    }

    .header-text p {
        font-size: 0.9rem;
    }

    .profile-card,
    .live-card,
    .shortener-card,
    .error-card {
        max-width: 100%;
    }

    .bio {
        padding-right: 20px;
        padding-left: 20px;
    }

    .shortener-card {
        padding: 25px 20px;
    }

    .error-card {
        padding: 35px 20px;
    }

    .error-button {
        margin: 6px;
    }

    .user-info {
        gap: 8px;
        padding: 7px 12px;
        font-size: 0.95rem;
    }

    .avatar {
        width: 35px;
        height: 35px;
    }

    .badges {
        flex-wrap: wrap;
    }

    .sidebar a,
    .dropdown-btn {
        padding: 14px 20px;
    }

    .dropdown-container a {
        padding-left: 40px;
    }
}

@media (max-width: 400px) {
    .menu-btn {
        top: 10px;
        left: 10px;
        width: 42px;
        height: 42px;
    }

    .top-bar {
        top: 10px;
    }

    .user-info {
        padding: 6px 10px;
    }

    .header-banner {
        align-items: flex-start;
    }

    .profile-pic {
        width: 55px;
        height: 55px;
    }

    .social-links {
        gap: 10px;
    }

    .social-icon {
        width: 42px;
        height: 42px;
    }
}

/* =========================================
   THEME TOGGLE
   ========================================= */

.theme-toggle {
    display: flex;
    align-items: center;
    gap: 12px;

    width: 100%;
    padding: 15px 25px;

    color: var(--color-text);
    font-size: 1.1rem;
    text-align: left;

    cursor: pointer;

    background: none;
    border: 0;

    transition:
        color var(--transition-fast),
        background var(--transition-fast),
        box-shadow var(--transition-fast);
}

.theme-toggle i {
    width: 20px;
    text-align: center;
}

.theme-toggle:hover {
    color: var(--color-text-inverse);
    background: var(--color-primary);

    box-shadow:
        inset 3px 3px 6px var(--shadow),
        inset -3px -3px 6px var(--highlight);
}

.theme-toggle:active {
    box-shadow:
        inset 4px 4px 8px var(--shadow),
        inset -4px -4px 8px var(--highlight);
}