:root {
    --primary-bg: #121212;
    --secondary-bg: #1e1e1e;
    --accent-primary: #2d76cc;
    --accent-secondary: #28a746;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: rgba(255, 255, 255, 0.1);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --header-height: 80px;
    --border-radius-soft: 10px;
    --border-radius-round: 24px;
    --transition-speed: 0.3s;
}

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

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    padding-top: var(--header-height);
    overflow-x: hidden;
}

/* HEADER */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: var(--secondary-bg);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.header__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__mobile-actions {
    display: none;
    gap: 8px;
    align-items: center;
}

/* LOGO */
.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 12px;
    flex-shrink: 0;
}

.logo-link img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: transform var(--transition-speed) ease, color var(--transition-speed);
    white-space: nowrap;
}

.logo-link:hover h1 {
    color: var(--accent-primary);
    transform: scale(1.02);
}

/* SEARCH BAR */
.search-container {
    flex-grow: 1;
    max-width: 550px;
    min-width: 220px;
    margin: 0 24px;
    display: flex;
    align-items: center;
}

.search-wrapper {
    display: flex;
    align-items: center;
    background: var(--primary-bg);
    border-radius: var(--border-radius-soft);
    padding: 0 16px;
    transition: all var(--transition-speed);
    border: 1.5px solid var(--border-color);
    height: 44px;
    width: 100%;
}

.search-wrapper:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(45, 118, 204, 0.5);
}

.search-wrapper:focus-within {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--accent-primary);
}

#subject-search {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 1rem;
    padding: 8px 0;
}

#subject-search::placeholder {
    color: var(--text-secondary);
    opacity: 0.85;
}

/* SEARCH BUTTON */
.mobile-search-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    background: var(--accent-primary);
    border: 1.5px solid var(--accent-primary);
    border-radius: 50%;
    color: #ffffff;
    cursor: pointer;
    height: 44px;
    width: 44px;
    transition: all 0.2s ease;
}

.mobile-search-toggle:hover {
    background: #1d5bb1;
    border-color: #1d5bb1;
    transform: scale(1.05);
}

.mobile-search-toggle.active {
    background: #28a746;
    border-color: #28a746;
}

.search-icon-svg {
    height: 22px;
    width: 22px;
}

/* SEARCH DROPDOWN */
.search-dropdown {
    position: absolute;
    background: var(--secondary-bg);
    border: 1.5px solid var(--accent-primary);
    border-radius: var(--border-radius-soft);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    z-index: 3000;
    max-height: 65vh;
    overflow-y: auto;
    display: none;
    padding: 8px 0;
    min-width: 380px;
    animation: fadeInDropdown 0.25s ease;
}

@keyframes fadeInDropdown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.search-section-header {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-primary);
    padding: 8px 16px 6px 16px;
    background: rgba(45, 118, 204, 0.08);
    border-bottom: 1px solid var(--border-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.search-section-list {
    display: flex;
    flex-direction: column;
    padding: 4px;
}

/* SEARCH RESULTS - DESKTOP */
.search-result-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    margin: 2px 4px;
    min-height: 42px;
    border: 1px solid transparent;
}

.search-result-row:hover,
.search-result-row.active {
    background: linear-gradient(135deg, rgba(45, 118, 204, 0.2) 0%, rgba(45, 118, 204, 0.1) 100%);
    transform: translateX(4px);
    border-color: rgba(45, 118, 204, 0.3);
}

.search-result-row .result-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: normal;
    line-height: 1.3;
    word-break: break-word;
}

.search-result-row:hover .result-name {
    color: var(--accent-primary);
}

.search-result-row mark {
    background: rgba(45, 118, 204, 0.4);
    color: #ffffff;
    padding: 2px 5px;
    border-radius: 4px;
    font-weight: 700;
}

.result-type-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 10px;
    padding: 4px 10px;
    background: rgba(45, 118, 204, 0.15);
    color: var(--accent-primary);
    border: 1.5px solid var(--accent-primary);
    min-width: 65px;
    justify-content: center;
    height: 26px;
    flex-shrink: 0;
    letter-spacing: 0.3px;
}

.result-type-label svg {
    width: 12px;
    height: 12px;
}

.result-shortcode {
    background: rgba(45, 118, 204, 0.15);
    color: var(--accent-primary);
    border: 1.5px solid rgba(45, 118, 204, 0.5);
    border-radius: 6px;
    padding: 3px 10px;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    height: 26px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    letter-spacing: 0.3px;
}

.result-branch {
    color: #8ab4f8;
    font-size: 0.85rem;
    font-weight: 600;
    height: 26px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
}

.search-no-results {
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 1rem;
    font-style: italic;
}

/* HEADER BUTTONS */
.header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.submit-button,
.copy-button {
    padding: 0 20px;
    border-radius: var(--border-radius-round);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    text-decoration: none;
    transition: all var(--transition-speed);
    border: none;
    cursor: pointer;
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 42px;
    min-width: 130px;
}

.submit-button {
    background-color: var(--accent-primary);
    color: #fff;
    border: 1.5px solid var(--accent-primary);
}

.submit-button:hover {
    background-color: #1d5bb1;
    transform: translateY(-2px);
}

.copy-button {
    background-color: #d43b3b;
    color: #fff;
    border: 1.5px solid #d43b3b;
}

.copy-button:hover {
    background-color: #b71c1c;
    border-color: #b71c1c;
    transform: translateY(-2px);
}

/* MOBILE MENU TOGGLE */
.mobile-menu-toggle {
    display: none;
    background: var(--accent-secondary);
    border: 1.5px solid var(--accent-secondary);
    border-radius: 8px;
    color: #ffffff;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    height: 44px;
    width: 44px;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.mobile-menu-toggle:hover {
    background: #1f8736;
    border-color: #1f8736;
    transform: scale(1.05);
}

.menu-icon {
    position: relative;
    width: 24px;
    height: 2px;
    background-color: #ffffff;
    display: block;
    transition: all 0.3s ease;
}

.menu-icon::before,
.menu-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: #ffffff;
    left: 0;
    transition: all 0.3s ease;
}

.menu-icon::before {
    top: -8px;
}

.menu-icon::after {
    top: 8px;
}

.mobile-menu-toggle.active {
    background: #d43b3b;
    border-color: #d43b3b;
}

.mobile-menu-toggle.active .menu-icon {
    background-color: transparent;
}

.mobile-menu-toggle.active .menu-icon::before {
    transform: rotate(45deg);
    top: 0;
}

.mobile-menu-toggle.active .menu-icon::after {
    transform: rotate(-45deg);
    top: 0;
}

/* MOBILE MENU */
.mobile-menu {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 85vw;
    max-width: 320px;
    height: 100vh;
    background: linear-gradient(135deg, var(--secondary-bg) 0%, #1a1a1a 100%);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.5);
    z-index: 2000;
    padding: 4rem 1.5rem 2rem 1.5rem;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 3px solid var(--accent-primary);
}

.mobile-menu.open {
    display: flex;
    transform: translateX(0);
}

.mobile-menu__header {
    padding: 0 1rem 1.5rem 1rem;
    border-bottom: 2px solid var(--accent-primary);
    margin-bottom: 1.5rem;
}

.mobile-menu__title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.mobile-menu__items {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.mobile-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 500;
    padding: 1rem 1.2rem;
    border-radius: 10px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.04);
    margin-bottom: 4px;
    border: 1px solid transparent;
}

.mobile-menu a:hover {
    background: rgba(45, 118, 204, 0.2);
    transform: translateX(8px);
    color: var(--accent-primary);
    border-color: rgba(45, 118, 204, 0.4);
}

/* MOBILE MENU: ensure submit/copy/github/contact buttons mirror desktop look but full-width */
.mobile-menu a.submit-button,
.mobile-menu a.copy-button,
.mobile-menu a.github-button,
.mobile-menu a.contact-button {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 1rem;
    padding: 12px 14px;
    border-radius: var(--border-radius-round);
    font-weight: 700;
    font-size: 0.95rem;
    text-transform: uppercase;
    text-decoration: none;
    color: #fff;
    border: 1.5px solid transparent;
    transition: all var(--transition-speed);
    width: 100%;
    gap: 8px;
}

/* Submit (primary) */
.mobile-menu a.submit-button {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}
.mobile-menu a.submit-button:hover {
    background-color: #1d5bb1;
    transform: translateY(-2px);
}

/* Copy / secondary (red) */
.mobile-menu a.copy-button {
    background-color: #d43b3b;
    border-color: #d43b3b;
}
.mobile-menu a.copy-button:hover {
    background-color: #b71c1c;
    transform: translateY(-2px);
}

/* Contact (green) */
.mobile-menu a.contact-button {
    background-color: var(--accent-secondary);
    border-color: var(--accent-secondary);
}
.mobile-menu a.contact-button:hover {
    background-color: #1f8736;
    transform: translateY(-2px);
}

/* GitHub Source button */
.mobile-menu a.github-button {
    background-color: #24292e;
    border-color: #24292e;
}
.mobile-menu a.github-button:hover {
    background-color: #2f3437;
    transform: translateY(-2px);
}
.mobile-menu a.github-button svg {
    display: inline-block;
    vertical-align: middle;
    color: #fff;
}

/* Keep contact and other non-button links styled for contrast */
.mobile-menu a:not(.submit-button):not(.copy-button):not(.github-button):not(.contact-button) {
    padding: 0.9rem 1.2rem;
    border-radius: 10px;
}

/* CLOSE BUTTON — RED styling and stronger hover */
.mobile-menu__close {
    position: absolute;
    top: 0.9rem;
    right: 0.9rem;
    background: rgba(212, 59, 59, 0.12);
    border: 1.5px solid rgba(212, 59, 59, 0.25);
    color: #ffdddd;
    font-size: 22px;
    cursor: pointer;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    transition: transform 0.18s ease, background 0.18s ease, color 0.18s ease;
    box-shadow: 0 8px 20px rgba(0,0,0,0.45);
    z-index: 10;
    line-height: 1;
}

.mobile-menu__close:hover,
.mobile-menu__close:focus {
    background: #d43b3b;
    border-color: #d43b3b;
    color: #fff;
    transform: rotate(90deg) scale(1.05);
    outline: none;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .search-container {
        max-width: 400px;
        margin: 0 16px;
    }
}

@media (max-width: 899px) {
    :root {
        --header-height: 70px;
    }

    body {
        padding-top: var(--header-height);
    }

    header {
        height: var(--header-height);
    }

    .header__container {
        padding: 0 12px;
    }

    .header__mobile-actions {
        display: flex;
    }

    .header__actions {
        display: none !important;
    }

    .mobile-menu-toggle,
    .mobile-search-toggle {
        display: flex;
    }

    /* Mobile Search Bar */
    .search-container {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100vw;
        max-width: 100vw;
        background: var(--secondary-bg);
        z-index: 999;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
        padding: 14px;
        margin: 0;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
        border-bottom: 2px solid var(--accent-primary);
    }

    .search-container.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .search-wrapper {
        height: 48px;
        padding: 0 14px;
        background: var(--primary-bg);
        border: 2px solid var(--accent-primary);
    }

    #subject-search {
        font-size: 1rem;
        padding: 8px 0;
        color: var(--text-primary) !important;
    }

    /* MOBILE SEARCH DROPDOWN */
    .search-dropdown {
        position: fixed !important;
        top: calc(var(--header-height) + 72px) !important;
        left: 0 !important;
        width: 100vw !important;
        min-width: 0;
        max-width: 100vw;
        border-radius: 0 0 12px 12px;
        border: none;
        border-top: 2px solid var(--accent-primary);
        max-height: 60vh;
    }

    .search-section-header {
        font-size: 0.75rem;
        padding: 6px 12px 5px 12px;
        letter-spacing: 0.8px;
    }

    /* MOBILE SEARCH RESULTS - COMPACT */
    .search-result-row {
        padding: 8px 10px;
        min-height: 38px;
        gap: 8px;
        margin: 1px 3px;
    }

    .search-result-row .result-name {
        font-size: 0.9rem !important;
        font-weight: 600 !important;
        line-height: 1.25;
    }

    .result-type-label {
        font-size: 0.65rem;
        padding: 3px 8px;
        min-width: 55px;
        height: 22px;
        border-radius: 8px;
        gap: 3px;
        letter-spacing: 0.2px;
    }

    .result-type-label svg {
        width: 10px;
        height: 10px;
    }

    .result-shortcode {
        font-size: 0.7rem;
        padding: 2px 8px;
        height: 22px;
        border-radius: 5px;
        letter-spacing: 0.2px;
    }

    .result-branch {
        font-size: 0.75rem;
        height: 22px;
    }

    /* Show subject name as main, branch as small text on mobile */
    .search-result-row.subject-result {
        flex-direction: column;
        align-items: flex-start;
        padding: 10px 12px;
        gap: 4px;
    }

    .search-result-row.subject-result .result-name {
        font-size: 0.95rem !important;
        width: 100%;
    }

    .search-result-row.subject-result .result-branch {
        font-size: 0.7rem;
        color: var(--text-secondary);
        font-weight: 500;
        height: auto;
    }

    header h1 {
        font-size: 1.4rem;
    }

    .logo-link img {
        width: 36px;
        height: 36px;
    }

    .mobile-menu {
        padding: 3.5rem 1.2rem 1.5rem 1.2rem;
    }

    .mobile-menu__close {
        top: 0.8rem;
        right: 0.8rem;
        width: 38px;
        height: 38px;
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .header__container {
        padding: 0 8px;
    }

    header h1 {
        font-size: 1.2rem;
    }

    .logo-link {
        gap: 8px;
    }

    .logo-link img {
        width: 32px;
        height: 32px;
    }

    .mobile-search-toggle,
    .mobile-menu-toggle {
        width: 40px;
        height: 40px;
    }

    .search-container {
        padding: 12px;
    }

    .search-wrapper {
        height: 46px;
    }

    .search-dropdown {
        top: calc(var(--header-height) + 66px) !important;
    }

    /* Extra compact for small screens */
    .search-result-row {
        padding: 7px 8px;
        min-height: 36px;
    }

    .search-result-row .result-name {
        font-size: 0.85rem !important;
    }

    .result-type-label {
        font-size: 0.6rem;
        padding: 2px 6px;
        min-width: 50px;
        height: 20px;
    }

    .result-shortcode {
        font-size: 0.65rem;
        padding: 2px 6px;
        height: 20px;
    }

    .result-branch {
        font-size: 0.7rem;
        height: 20px;
    }

    .mobile-menu {
        width: 90vw;
        padding: 3rem 1rem 1.2rem 1rem;
    }

    .mobile-menu__close {
        width: 36px;
        height: 36px;
        font-size: 22px;
        top: 0.7rem;
        right: 0.7rem;
    }
}

/* Desktop - Always show search bar */
@media (min-width: 900px) {
    .mobile-search-toggle,
    .mobile-menu-toggle,
    .mobile-menu {
        display: none !important;
    }

    .search-container {
        display: block !important;
        position: static;
        width: auto;
        max-width: 550px;
        margin: 0 24px;
        padding: 0;
        background: none;
        border: none;
        transform: none;
        opacity: 1;
        visibility: visible;
    }
}