/* ── Design tokens (Claude Design: GeoRoadbook Landing) ─────── */
:root,
html[data-theme="light"] {
    --bg-base:            #f6f9f4;
    --header-bg:          rgba(255, 255, 255, 0.72);
    --header-border:      rgba(23, 36, 25, 0.08);
    --text-primary:       #17241b;
    --text-secondary:     #5b6b5e;
    --text-muted:         #8a978c;
    --divider:            #e2e9df;
    --card-bg:            rgba(255, 255, 255, 0.9);
    --card-border:        rgba(23, 36, 25, 0.08);
    --shadow-color:       rgba(23, 36, 25, 0.10);
    --accent-green-border: rgba(47, 111, 79, 0.35);
    --accent-green-bg:    rgba(47, 111, 79, 0.07);
    --accent-green-icon-bg: rgba(47, 111, 79, 0.15);
    --accent-green-text:  #3a6b52;
    --input-bg:           #ffffff;
    --input-border:       #d4e0d0;
    --section-card-bg:    rgba(255, 255, 255, 0.75);
    --section-card-border: rgba(23, 36, 25, 0.08);
    --checkbox-border:    #c3d0bf;
    --pill-bg:            rgba(23, 36, 25, 0.04);
    --pill-border:        rgba(23, 36, 25, 0.08);
    --toggle-track-bg:    rgba(23, 36, 25, 0.05);
    --toggle-track-border: rgba(23, 36, 25, 0.1);
    --hero-line-1:        rgba(47, 111, 79, 0.07);
    --hero-line-2:        rgba(47, 111, 79, 0.05);
}

html[data-theme="dark"] {
    --bg-base:            #14171a;
    --header-bg:          rgba(20, 23, 26, 0.72);
    --header-border:      rgba(255, 255, 255, 0.06);
    --text-primary:       #eef1f3;
    --text-secondary:     #9aa4ad;
    --text-muted:         #6d7981;
    --divider:            rgba(255, 255, 255, 0.08);
    --card-bg:            rgba(255, 255, 255, 0.035);
    --card-border:        rgba(255, 255, 255, 0.09);
    --shadow-color:       rgba(0, 0, 0, 0.35);
    --accent-green-border: rgba(47, 111, 79, 0.5);
    --accent-green-bg:    rgba(47, 111, 79, 0.08);
    --accent-green-icon-bg: rgba(47, 111, 79, 0.2);
    --accent-green-text:  #8fae9d;
    --input-bg:           #191d21;
    --input-border:       #2c3238;
    --section-card-bg:    rgba(255, 255, 255, 0.03);
    --section-card-border: rgba(255, 255, 255, 0.08);
    --checkbox-border:    #4a545c;
    --pill-bg:            rgba(255, 255, 255, 0.04);
    --pill-border:        rgba(255, 255, 255, 0.08);
    --toggle-track-bg:    rgba(255, 255, 255, 0.04);
    --toggle-track-border: rgba(255, 255, 255, 0.08);
    --hero-line-1:        rgba(255, 255, 255, 0.028);
    --hero-line-2:        rgba(255, 255, 255, 0.02);
}

:root {
    --signal-orange:  #e85d04;
    --forest-green:   #2f6f4f;
    --sky-blue:       #5b9bd5;

    --font-display:   'Playfair Display', Georgia, serif;
    --font-body:      'DM Sans', system-ui, sans-serif;
    --font-mono:      'JetBrains Mono', 'Courier New', monospace;
}

/* ── Base ───────────────────────────────────────────────────── */
html, body { height: 100%; }

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    transition: background 0.25s ease, color 0.25s ease;
}

::selection { background: var(--signal-orange); color: #ffffff; }

@keyframes ctaPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(232, 93, 4, 0.45), 0 8px 24px rgba(232, 93, 4, 0.35); }
    50%      { box-shadow: 0 0 0 10px rgba(232, 93, 4, 0), 0 8px 24px rgba(232, 93, 4, 0.35); }
}

@keyframes driftLines {
    0%   { background-position: 0 0; }
    100% { background-position: 120px 120px; }
}

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
    background-color: var(--header-bg) !important;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--header-border) !important;
    padding: 0.85rem 0;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: none !important;
}

.navbar-brand-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    letter-spacing: 0.2px;
}

.hello-user {
    background: var(--pill-bg);
    border: 1px solid var(--pill-border);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

/* ── Theme toggle ───────────────────────────────────────────── */
.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 3px;
    background: var(--toggle-track-bg);
    border: 1px solid var(--toggle-track-border);
    border-radius: 999px;
    vertical-align: middle;
}

.theme-toggle button {
    border: none;
    cursor: pointer;
    width: 30px;
    height: 26px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.8rem;
    line-height: 1;
    padding: 0;
}

html[data-theme="light"] .theme-toggle button[data-set-theme="light"],
html[data-theme="dark"] .theme-toggle button[data-set-theme="dark"] {
    background: var(--signal-orange);
    color: #ffffff;
}

/* ── Hero Section ───────────────────────────────────────────── */
.hero-section {
    padding: 2.5rem 0 1.5rem;
    background-image:
        repeating-linear-gradient(115deg, var(--hero-line-1) 0px, var(--hero-line-1) 1px, transparent 1px, transparent 46px),
        repeating-linear-gradient(25deg, var(--hero-line-2) 0px, var(--hero-line-2) 1px, transparent 1px, transparent 64px);
    animation: driftLines 14s linear infinite;
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--signal-orange);
    display: block;
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2.2rem;
    line-height: 1.15;
    color: var(--text-primary);
    margin-bottom: 0.6rem;
}

.page-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.55;
    max-width: 480px;
    margin: 0 auto;
}

/* ── Cards & Containers ─────────────────────────────────────── */
.card-glass {
    background: var(--card-bg);
    border: 1px solid var(--card-border) !important;
    border-radius: 12px;
    padding: 2rem;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 0 0 1px rgba(232, 93, 4, 0.05), 0 20px 60px var(--shadow-color);
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

/* ── Options Grid ───────────────────────────────────────────── */
.options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    max-width: 960px;
    margin: 0 auto;
}

.option-group-card {
    background: var(--section-card-bg);
    border: 1px solid var(--section-card-border) !important;
    border-radius: 12px;
    padding: 24px;
}

.option-group-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.option-group-title .bi { color: var(--signal-orange); font-size: 1rem; }

/* ── Form Controls ──────────────────────────────────────────── */
.form-label-mono {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.form-control, .form-select {
    background-color: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
    border-radius: 8px !important;
    color: var(--text-primary) !important;
    padding: 0.7rem 1rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--signal-orange) !important;
    box-shadow: 0 0 0 3px rgba(232, 93, 4, 0.18) !important;
}

.drop-zone {
    background: var(--input-bg);
    border: 2px dashed var(--input-border);
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: var(--signal-orange);
    background: rgba(232, 93, 4, 0.04);
}

.drop-zone.file-selected {
    border: 1px solid var(--accent-green-border);
    background: var(--accent-green-bg);
    text-align: left;
    cursor: default;
}

.drop-zone .dz-filename {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.drop-zone .dz-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.drop-zone.file-selected .dz-meta {
    color: var(--accent-green-text);
}

.drop-zone .dz-replace {
    color: var(--text-muted);
    text-decoration: underline;
}

/* ── Checkboxes & radios (Signal Orange) ────────────────────── */
.form-check-input {
    width: 1.25em;
    height: 1.25em;
    background-color: transparent;
    border: 1.5px solid var(--checkbox-border);
    border-radius: 5px;
}

.form-check-input[type="radio"] { border-radius: 50%; }

.form-check-input:checked {
    background-color: var(--signal-orange) !important;
    border-color: var(--signal-orange) !important;
}

.form-check-input:focus {
    border-color: var(--signal-orange);
    box-shadow: 0 0 0 3px rgba(232, 93, 4, 0.18);
}

.form-check-label { color: var(--text-secondary); }
.form-check-input:checked ~ .form-check-label { color: var(--text-primary); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn-primary {
    background: var(--signal-orange) !important;
    border: none !important;
    border-radius: 8px !important;
    font-weight: 600;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(232, 93, 4, 0.25);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
    box-shadow: 0 8px 20px rgba(232, 93, 4, 0.4);
    transform: translateY(-1px);
}

.btn-primary-action {
    animation: ctaPulse 2.6s ease-in-out infinite;
    font-size: 1.05rem;
    padding: 1rem 3rem !important;
}

/* ── Advanced options ───────────────────────────────────────── */
.advanced-options { display: none; }
.advanced-options.show { display: block; }
.hidden { display: none; }

.advanced-toggle-link {
    font-size: 0.85rem;
    color: var(--signal-orange) !important;
    text-decoration: underline !important;
    font-weight: 500;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
    background: transparent !important;
    border-top: 1px solid var(--divider) !important;
}

.footer a { color: var(--text-secondary) !important; }
.footer .text-shield { color: var(--forest-green); }

/* ── Alerts ─────────────────────────────────────────────────── */
.alert {
    border-radius: 8px;
    border: none;
    border-left: 3px solid transparent;
}

.alert-success { background: var(--accent-green-bg); color: var(--accent-green-text); border-left-color: var(--forest-green); }
.alert-warning { background: rgba(232, 150, 4, 0.1); color: #b47408; border-left-color: #e89604; }
.alert-danger  { background: rgba(220, 53, 69, 0.1);  color: #c24a56; border-left-color: #dc3545; }

/* ── Utility colors ─────────────────────────────────────────── */
.text-accent { color: var(--forest-green) !important; }
.text-sky    { color: var(--sky-blue) !important; }
.text-orange { color: var(--signal-orange) !important; }
.text-primary   { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted     { color: var(--text-muted) !important; }

.extra-small { font-size: 0.7rem; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
    .section-title { font-size: 1.8rem; }
    .options-grid { grid-template-columns: 1fr; }
}

/* ── symfony/ux-dropzone integration ────────────────────────── */
/* The bundle CSS targets .dropzone-container; our container is .drop-zone */
.drop-zone {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 140px;
}

.drop-zone .dropzone-input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 1;
}

.drop-zone .dropzone-placeholder {
    flex-grow: 1;
    color: var(--text-secondary);
}

.drop-zone .dropzone-preview {
    align-items: center;
    justify-content: center;
    flex-grow: 1;
    text-align: center;
}

.drop-zone .dropzone-preview-image {
    display: none !important; /* GPX files have no image preview */
}

.drop-zone .dropzone-preview-button {
    position: static;
    background: none;
    border: none;
    z-index: 2;
    color: var(--text-muted);
    text-decoration: underline;
    cursor: pointer;
}

.drop-zone .dropzone-preview-button::before {
    content: none; /* replace the bundle's "×" with our Replace label */
}