/* ============================================================
   Ace Transport Solutions — global system
   Source of truth: DESIGN.md  (rugged · go-anywhere · cinematic)
   ============================================================ */

:root {
    /* --- Surfaces (dark stage) --- */
    --ace-bg: #121313;
    --ace-bg-2: #191a1a;
    --ace-bg-3: #202322;
    --ace-bg-4: #272b2b;
    --ace-border: #363e3d;
    --ace-border-2: #424b4a;

    /* --- Text --- */
    --ace-text: #e3e9e8;
    --ace-muted: #b0bab8;
    --ace-faint: #6b7674;

    /* --- Teal (the brand) — gradient endpoints mirror the logo --- */
    --ace-teal: #59cdc3;
    --ace-teal-bright: #75e0d6;
    --ace-teal-deep: #005550;
    --ace-teal-deeper: #14302d;
    --ace-teal-text: #88c5be;
    --ace-on-teal: #04100f;
    --ace-teal-dim: rgba(89, 205, 195, 0.14);

    /* legacy aliases (kept so the /quote tool keeps rendering) */
    --ace-dark: var(--ace-bg);
    --ace-nav: var(--ace-bg-2);
    --ace-teal-dark: var(--ace-teal-deep);
    --ace-card: var(--ace-bg-3);
    --ace-card-border: var(--ace-border);

    /* --- Safety orange (functional: emergency only) --- */
    --ace-orange: #f97316;
    --ace-orange-dark: #ea6c0d;
    --ace-on-orange: #1a0c00;
    --ace-orange-dim: rgba(249, 115, 22, 0.14);

    /* --- Chrome (metallic bevel echoing the logo) --- */
    --ace-chrome: rgba(255, 255, 255, 0.55);
    --ace-chrome-dim: rgba(255, 255, 255, 0.10);

    /* --- Functional --- */
    --ace-success: #5ad664;
    --ace-error: #e1524f;
    --ace-warning: #dbb155;

    /* --- Type --- */
    --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
    --font-body: "Barlow", "Segoe UI", system-ui, sans-serif;
    --font-label: "Barlow Semi Condensed", "Segoe UI", sans-serif;

    --fs-hero: clamp(2.75rem, 7vw, 6rem);
    --fs-h2: clamp(2rem, 4.5vw, 3.25rem);
    --fs-h3: 1.4rem;
    --fs-lead: clamp(1.05rem, 1.6vw, 1.25rem);
    --fs-label: 0.8rem;

    /* --- Geometry --- */
    --ace-max: 1180px;
    --r-sm: 4px;
    --r-md: 10px;
    --shadow-card: 0 18px 40px -22px rgba(0, 0, 0, 0.85);
    --shadow-teal: 0 14px 40px -12px rgba(89, 205, 195, 0.45);
}

*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    font-family: var(--font-body);
    background-color: var(--ace-bg);
    color: var(--ace-text);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.02;
    letter-spacing: 0.005em;
    margin: 0;
}

a {
    color: var(--ace-teal-text);
    text-decoration: none;
    transition: color 0.18s ease;
}

a:hover {
    color: var(--ace-teal-bright);
}

h1:focus {
    outline: none;
}

::selection {
    background: var(--ace-teal);
    color: var(--ace-on-teal);
}

/* --- Shared layout helpers --- */
.ace-container {
    max-width: var(--ace-max);
    margin: 0 auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-label);
    font-size: var(--fs-label);
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ace-teal-text);
}

.eyebrow::before {
    content: "";
    width: 26px;
    height: 2px;
    background: linear-gradient(90deg, var(--ace-teal), transparent);
}

/* spade glyph used as brand bullet/flourish (set as mask so it inherits color) */
.spade {
    display: inline-block;
    width: 1em;
    height: 1em;
    background-color: currentColor;
    -webkit-mask: var(--spade-svg) center / contain no-repeat;
    mask: var(--spade-svg) center / contain no-repeat;
}

:root {
    --spade-svg: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C9 6 4 9 4 13.5A4.5 4.5 0 0 0 10.5 17.6C10.2 19.5 9.2 20.7 8 21.5V22H16V21.5C14.8 20.7 13.8 19.5 13.5 17.6A4.5 4.5 0 0 0 20 13.5C20 9 15 6 12 2Z'/%3E%3C/svg%3E");
}

/* ============================================================
   Button system — gradient teal with chrome bevel
   ============================================================ */
.btn-teal,
.btn-emergency,
.btn-outline-teal {
    font-family: var(--font-label);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.85rem 1.9rem;
    border-radius: var(--r-sm);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    line-height: 1.1;
    border: none;
    transition: transform 0.12s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.btn-teal {
    background: linear-gradient(180deg, var(--ace-teal-bright) 0%, var(--ace-teal) 52%, var(--ace-teal-deep) 100%);
    color: var(--ace-on-teal);
    box-shadow: inset 0 1px 0 var(--ace-chrome), var(--shadow-teal);
}

.btn-teal:hover {
    color: var(--ace-on-teal);
    transform: translateY(-2px);
    box-shadow: inset 0 1px 0 var(--ace-chrome), 0 18px 46px -10px rgba(89, 205, 195, 0.6);
}

.btn-emergency {
    background: linear-gradient(180deg, #ff8a3d 0%, var(--ace-orange) 55%, var(--ace-orange-dark) 100%);
    color: #fff;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 14px 40px -12px rgba(249, 115, 22, 0.5);
}

.btn-emergency:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 18px 46px -10px rgba(249, 115, 22, 0.65);
}

.btn-outline-teal {
    background: transparent;
    color: var(--ace-teal-text);
    box-shadow: inset 0 0 0 1.5px var(--ace-border-2);
}

.btn-outline-teal:hover {
    color: var(--ace-on-teal);
    background: var(--ace-teal);
    box-shadow: inset 0 1px 0 var(--ace-chrome);
    transform: translateY(-2px);
}

/* ============================================================
   Forms (used by /quote)
   ============================================================ */
.form-control {
    background-color: #1d1f1f;
    border-color: var(--ace-border-2);
    color: var(--ace-text);
}

.form-control:focus {
    border-color: var(--ace-teal);
    box-shadow: 0 0 0 0.2rem var(--ace-teal-dim);
    background-color: #232726;
    color: var(--ace-text);
}

.form-control::placeholder {
    color: var(--ace-faint);
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--ace-success);
}

.invalid {
    outline: 1px solid var(--ace-orange);
}

.validation-message {
    color: var(--ace-orange);
}

/* ============================================================
   Blazor error UI
   ============================================================ */
.blazor-error-boundary {
    background: #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}

#blazor-error-ui {
    color-scheme: light only;
    background: #b32121;
    color: white;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.4);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

#blazor-error-ui .reload {
    color: #fff;
    text-decoration: underline;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}