:root {
    --ink-950: #04101f;
    --ink-900: #07182d;
    --ink-800: #0c2340;
    --ink-700: #12335a;
    --gold: #d9b45a;
    --gold-strong: #f2d47b;
    --champagne: #fff1bf;
    --cyan: #6dd6ff;
    --mint: #5ef0c7;
    --white: #ffffff;
    --text: #eef6ff;
    --muted: #9fb0c7;
    --muted-strong: #c6d3e4;
    --line: rgba(255, 255, 255, 0.12);
    --line-strong: rgba(217, 180, 90, 0.32);
    --glass: rgba(255, 255, 255, 0.065);
    --shadow-card: 0 28px 80px rgba(0, 0, 0, 0.32);
    --shadow-gold: 0 18px 50px rgba(217, 180, 90, 0.16);
    --radius-xl: 30px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --transition: all 0.36s cubic-bezier(0.2, 0.8, 0.2, 1);
}

* {
    font-family: 'Manrope', 'Noto Serif SC', sans-serif !important;
}

html {
    scroll-behavior: smooth;
}

body {
    color: var(--text) !important;
    background:
        radial-gradient(circle at 12% 8%, rgba(109, 214, 255, 0.22) 0, transparent 28%),
        radial-gradient(circle at 86% 2%, rgba(217, 180, 90, 0.24) 0, transparent 24%),
        radial-gradient(circle at 72% 82%, rgba(94, 240, 199, 0.14) 0, transparent 30%),
        linear-gradient(145deg, #030913 0%, #071a30 42%, #091323 100%) !important;
    min-height: 100vh;
    letter-spacing: 0.01em;
    position: relative;
    margin: 0 !important;
    padding: 0 !important;
    overflow-x: hidden !important;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: radial-gradient(circle at 50% 10%, #000 0, transparent 70%);
    opacity: 0.5;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(255,255,255,0.06), transparent 22%, rgba(0,0,0,0.26));
    z-index: 0;
}

.container,
.wrap {
    max-width: 1360px !important;
    width: 100%;
    margin: 0 auto !important;
    padding: 0 24px 42px !important;
    position: relative;
    z-index: 1;
}

.container::before,
.container::after,
.wrap::before,
.wrap::after {
    content: '';
    position: absolute;
    pointer-events: none;
    border-radius: 999px;
    filter: blur(8px);
    opacity: 0.85;
    z-index: -1;
}

.container::before,
.wrap::before {
    width: 340px;
    height: 340px;
    left: -150px;
    top: 150px;
    background: radial-gradient(circle, rgba(109, 214, 255, 0.18), transparent 66%);
}

.container::after,
.wrap::after {
    width: 400px;
    height: 400px;
    right: -200px;
    top: 50px;
    background: radial-gradient(circle, rgba(217, 180, 90, 0.18), transparent 66%);
}

header,
.topbar {
    padding: 14px 0 !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 100 !important;
    border-bottom: 0 !important;
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
}

header::before,
.topbar::before {
    content: '';
    position: absolute;
    inset: 8px -14px;
    background: linear-gradient(90deg, rgba(5, 15, 29, 0.82), rgba(8, 28, 50, 0.64));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 999px;
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.24);
    z-index: -1;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px !important;
    min-width: 0;
}

.logo-icon,
.logo img {
    width: 44px;
    height: 44px !important;
    min-width: 44px;
    border-radius: 15px;
    object-fit: contain;
    display: grid;
    place-items: center;
    font-size: 20px !important;
    color: var(--ink-950) !important;
    background: linear-gradient(135deg, var(--champagne), var(--gold) 55%, #9b7120);
    box-shadow: var(--shadow-gold), inset 0 1px 0 rgba(255, 255, 255, 0.65);
    padding: 10px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 3px;
    overflow: hidden;
}

.logo-title {
    font-family: 'Noto Serif SC', serif !important;
    font-size: clamp(16px, 1.55vw, 21px) !important;
    font-weight: 900 !important;
    letter-spacing: 0.02em !important;
    color: var(--white) !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.logo-title span {
    color: var(--gold-strong) !important;
}

.logo-subtitle {
    color: var(--muted) !important;
    font-size: 10px !important;
    font-weight: 800 !important;
    letter-spacing: 0.18em !important;
    text-transform: uppercase;
    white-space: nowrap;
}

.nav-links {
    display: flex;
    gap: 6px !important;
    padding: 5px !important;
    border-radius: 50px !important;
    background: rgba(255, 255, 255, 0.055) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.nav-links a {
    color: var(--muted-strong) !important;
    text-decoration: none !important;
    font-weight: 600 !important;
    padding: 8px 18px !important;
    border-radius: 40px !important;
    font-size: 13px !important;
    letter-spacing: 0.02em !important;
    text-transform: none !important;
}

.nav-links a:hover,
.nav-links a.active {
    color: #091323 !important;
    background: linear-gradient(135deg, #fff4c7, var(--gold) 72%, #c6902e) !important;
    box-shadow: 0 13px 28px rgba(217, 180, 90, 0.24);
}

.hero,
.catalog-header {
    text-align: center;
    max-width: 980px !important;
    margin: 0 auto;
    padding: 42px 0 30px !important;
    position: relative;
}

.hero::before,
.catalog-header::before {
    content: 'ASI · SAGE · AI';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    font-size: clamp(46px, 8vw, 120px);
    font-weight: 800;
    letter-spacing: 0.08em;
    text-align: center;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.05);
    pointer-events: none;
    z-index: -1;
    white-space: nowrap;
}

.hero h1,
.catalog-header h1 {
    font-family: 'Noto Serif SC', serif !important;
    font-size: clamp(34px, 4.6vw, 58px) !important;
    line-height: 1.1 !important;
    letter-spacing: -0.04em !important;
    margin-bottom: 16px !important;
    background: linear-gradient(120deg, #ffffff 0%, #e7f5ff 42%, #fff1bf 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent !important;
}

.hero p,
.catalog-header p {
    color: var(--muted-strong) !important;
    font-size: clamp(15px, 1.4vw, 18px) !important;
    line-height: 1.7 !important;
    max-width: 760px;
    margin: 0 auto !important;
}

.tool-section,
.calculator-card,
.main-card,
.section,
.section-card,
.payment-form-container,
.product-header,
.color-channel,
.color-preview,
.settings-panel,
.info-card,
.search-container,
.product-card,
.card,
.result-section,
.info-box,
.table-wrapper,
.result-box {
    background:
        linear-gradient(145deg, rgba(255,255,255,0.105), rgba(255,255,255,0.035)),
        rgba(4, 16, 31, 0.58) !important;
    border: 1px solid var(--line) !important;
    border-radius: var(--radius-lg) !important;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 20px 55px rgba(0, 0, 0, 0.18) !important;
}

.tool-section,
.main-card,
.search-section {
    padding: 28px !important;
    margin: 16px 0 30px !important;
}

.section-title,
.calculator-card h3,
.card-header h1,
.preview-title,
.settings-title,
.results-title {
    color: var(--white) !important;
    font-family: 'Noto Serif SC', serif !important;
    font-weight: 900 !important;
    letter-spacing: -0.02em;
}

.section-title i,
.calculator-card h3 i,
.card-header i {
    color: var(--gold-strong) !important;
}

.card-header {
    text-align: center !important;
    margin-bottom: 30px !important;
}

.card-header h1 {
    font-size: clamp(32px, 4vw, 52px) !important;
    line-height: 1.12 !important;
    margin-bottom: 14px !important;
    background: linear-gradient(120deg, #ffffff 0%, #e7f5ff 42%, #fff1bf 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent !important;
}

.card-header p {
    color: var(--muted-strong) !important;
    font-size: clamp(15px, 1.3vw, 17px) !important;
    line-height: 1.7 !important;
    max-width: 820px;
    margin: 0 auto !important;
}

.input-group label,
label,
.highlight {
    color: var(--champagne) !important;
}

.input-group input,
.input-group select,
.input-group textarea,
input,
select,
textarea {
    background: rgba(3, 10, 21, 0.55) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    color: var(--white) !important;
    border-radius: 12px !important;
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus,
input:focus,
select:focus,
textarea:focus {
    border-color: rgba(217, 180, 90, 0.45) !important;
    box-shadow: 0 0 0 3px rgba(217, 180, 90, 0.12) !important;
    background: rgba(4, 16, 31, 0.72) !important;
}

.btn,
.btn-primary,
.ai-button,
button[type="submit"] {
    border: none !important;
    border-radius: 999px !important;
    font-weight: 800 !important;
    transition: var(--transition) !important;
}

.btn-primary,
.ai-button,
button[type="submit"] {
    color: var(--ink-950) !important;
    background: linear-gradient(135deg, #fff5cf, var(--gold) 70%, #b47c23) !important;
    box-shadow: 0 18px 46px rgba(217, 180, 90, 0.22) !important;
}

.btn-secondary {
    color: var(--text) !important;
    background: rgba(255, 255, 255, 0.07) !important;
    border: 1px solid rgba(255, 255, 255, 0.13) !important;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.08) !important;
}

.btn:hover,
.btn-primary:hover,
.btn-secondary:hover,
.ai-button:hover,
button[type="submit"]:hover {
    transform: translateY(-3px);
}

.result-title,
.footer-col h4 {
    color: var(--champagne) !important;
}

.search-box input {
    border-radius: 999px !important;
}

.search-box button,
button.warn {
    color: var(--ink-950) !important;
    background: linear-gradient(135deg, #fff5cf, var(--gold) 70%, #b47c23) !important;
    box-shadow: 0 18px 46px rgba(217, 180, 90, 0.22) !important;
}

.search-tag,
.pill,
.tab-btn {
    background: rgba(217, 180, 90, 0.12) !important;
    color: var(--champagne) !important;
    border: 1px solid rgba(217, 180, 90, 0.22) !important;
}

.tab-btn.active,
.tab-btn:hover {
    background: linear-gradient(135deg, #fff5cf, var(--gold) 70%, #b47c23) !important;
    color: var(--ink-950) !important;
}

.result-content,
.result-box,
.info-box,
.calculator-card,
.table-wrapper,
.contact-info,
footer,
footer * {
    color: var(--muted-strong);
}

.preview-table th {
    background: rgba(3, 10, 21, 0.92) !important;
    color: var(--champagne) !important;
}

.preview-table td {
    color: var(--muted-strong) !important;
}

footer {
    margin-top: 36px !important;
    padding: 26px 24px 18px !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    background:
        linear-gradient(145deg, rgba(255,255,255,0.09), rgba(255,255,255,0.03)),
        rgba(4, 16, 31, 0.6) !important;
    border-radius: 28px !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 22px 70px rgba(0,0,0,0.2);
}

footer a,
.footer-link {
    color: var(--gold-strong) !important;
    text-decoration: none !important;
}

.footer-top {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(160px, 0.6fr));
    gap: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    text-align: left;
}

.footer-brand {
    max-width: 420px;
}

.footer-brand-title {
    font-family: 'Noto Serif SC', serif !important;
    font-size: 24px;
    font-weight: 900;
    color: var(--white) !important;
    line-height: 1.3;
}

.footer-brand-title span {
    color: var(--gold-strong) !important;
}

.footer-brand p {
    margin-top: 12px;
    color: var(--muted) !important;
    font-size: 14px;
    line-height: 1.8;
}

.footer-col h4 {
    margin-bottom: 14px;
    color: var(--white) !important;
    font-size: 14px;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-links,
.footer-contact-list,
.footer-meta-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a,
.footer-contact-list span,
.footer-meta-list span {
    color: var(--muted-strong) !important;
    text-decoration: none !important;
    font-size: 14px;
    line-height: 1.7;
}

.footer-links a:hover {
    color: var(--gold-strong) !important;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    padding-top: 18px;
}

.footer-records {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 18px;
}

.footer-records a {
    color: var(--muted-strong) !important;
    text-decoration: none !important;
    font-size: 13px;
}

.footer-records a:hover {
    color: var(--gold-strong) !important;
}

.footer-copy {
    color: #7f93ad !important;
    font-size: 13px;
}

.loading-overlay {
    background: rgba(4, 16, 31, 0.78) !important;
    backdrop-filter: blur(10px);
}

@media (max-width: 1100px) {
    header {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 14px;
    }

    .nav-links {
        width: 100%;
        overflow-x: auto;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px 28px !important;
    }

    header {
        padding: 10px 0 !important;
    }

    header::before {
        inset: 5px -4px;
    }

    .hero {
        padding: 26px 0 22px !important;
    }

    .logo-title,
    .logo-subtitle {
        white-space: normal;
    }

    .hero::before {
        font-size: clamp(36px, 10vw, 72px);
    }

    .tool-section,
    .main-card {
        padding: 20px !important;
    }

    footer {
        padding: 22px 16px 16px !important;
        border-radius: 22px !important;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 20px;
        padding-bottom: 18px;
    }

    .footer-brand-title {
        font-size: 20px;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }
}