:root {
    --bg: #f3efe7;
    --panel: rgba(255, 255, 255, 0.9);
    --panel-strong: #ffffff;
    --panel-soft: rgba(255, 255, 255, 0.74);
    --ink: #122033;
    --muted: #5d6a7c;
    --line: rgba(18, 32, 51, 0.12);
    --line-strong: rgba(18, 32, 51, 0.2);
    --primary: #0d5c63;
    --primary-strong: #093f44;
    --primary-soft: rgba(13, 92, 99, 0.12);
    --accent: #dba24a;
    --accent-soft: rgba(219, 162, 74, 0.16);
    --success: #167c5b;
    --danger: #b64134;
    --neutral: #5f6c80;
    --shadow: 0 22px 40px rgba(18, 32, 51, 0.08);
    --shadow-soft: 0 14px 32px rgba(18, 32, 51, 0.08);
    --shadow-strong: 0 28px 60px rgba(18, 32, 51, 0.14);
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --font-sans: "Trebuchet MS", "Segoe UI", sans-serif;
    --font-serif: "Georgia", "Times New Roman", serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    background:
            radial-gradient(circle at top left, rgba(219, 162, 74, 0.22), transparent 30%),
            radial-gradient(circle at top right, rgba(13, 92, 99, 0.12), transparent 28%),
            linear-gradient(180deg, #f7f4ee 0%, #eef2f4 100%);
    color: var(--ink);
    font-family: var(--font-sans);
    line-height: 1.5;
}

body::before,
body::after {
    content: "";
    position: fixed;
    inset: auto;
    pointer-events: none;
    z-index: -1;
    filter: blur(8px);
}

body::before {
    top: 8vh;
    right: -120px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(219, 162, 74, 0.2), transparent 66%);
}

body::after {
    left: -120px;
    bottom: 12vh;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(13, 92, 99, 0.12), transparent 68%);
}

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

button,
input,
select,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

.auth-body {
    display: grid;
    place-items: center;
    padding: 32px;
}

.auth-panel,
.card,
.hero-card,
.stat-card {
    background: var(--panel);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: var(--shadow);
}

.auth-brand h1,
.topbar h1,
.section-header h2,
.hero-card h2 {
    font-family: var(--font-serif);
}

.brand-block p,
.sidebar-footer span,
.profile-chip span,
.field-hint,
.detail-list span,
.list-row span,
.hero-metrics span,
.eyebrow {
    color: var(--muted);
}

.narrow-content {
    max-width: 900px;
}

.feature-list,
.stack-list,
.timeline,
.detail-list,
.stack-form {
    display: grid;
    gap: 16px;
}

.feature-list {
    padding-left: 20px;
}

.feature-list li {
    margin-bottom: 10px;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.76rem;
    margin: 0 0 8px;
}

.is-hidden {
    display: none !important;
}

body[data-page]:not([data-page="login"]) .page-content > * {
    animation: fadeLift 0.36s ease both;
}

body[data-page]:not([data-page="login"]) .page-content > *:nth-child(2) {
    animation-delay: 0.04s;
}

body[data-page]:not([data-page="login"]) .page-content > *:nth-child(3) {
    animation-delay: 0.08s;
}

body[data-page]:not([data-page="login"]) .page-content > *:nth-child(4) {
    animation-delay: 0.12s;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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