/* ============================================================
   TS FAST AUTO LOGISTICS, LLC — MASTER STYLESHEET
   File: assets/css/style.css
   Purpose: Design tokens, global reset, base typography
   Every other CSS file depends on this one.
   ============================================================ */

/* ------------------------------------------------------------
   1. GOOGLE FONTS (also loaded via <link> in HTML for speed)
   ------------------------------------------------------------ */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ------------------------------------------------------------
   2. DESIGN TOKENS — LIGHT MODE (DEFAULT)
   ------------------------------------------------------------ */
:root {
    /* Typography */
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont,
        "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    /* Font sizes (rem-based, 1rem = 16px by default) */
    --fs-xs: 0.75rem;
    /* 12px */
    --fs-sm: 0.875rem;
    /* 14px */
    --fs-base: 1rem;
    /* 16px */
    --fs-md: 1.125rem;
    /* 18px */
    --fs-lg: 1.25rem;
    /* 20px */
    --fs-xl: 1.5rem;
    /* 24px */
    --fs-2xl: 1.875rem;
    /* 30px */
    --fs-3xl: 2.25rem;
    /* 36px */
    --fs-4xl: 3rem;
    /* 48px */

    /* Font weights */
    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;
    --fw-extrabold: 800;

    /* Line heights */
    --lh-tight: 1.15;
    --lh-snug: 1.3;
    --lh-normal: 1.5;
    --lh-relaxed: 1.65;

    /* Letter spacing */
    /* em-based so tracking scales with the font size it is applied to */
    --ls-tight: -0.02em;
    --ls-normal: 0;
    --ls-wide: 0.08em;

    /* ------------------------------------------------------
       BRAND PALETTE (master colors — do not use directly in
       components; use the semantic tokens below)
       ------------------------------------------------------ */
    --brand-navy: #0A1930;
    /* Deep Navy */
    --brand-slate: #1E293B;
    /* Slate Charcoal */
    --brand-charcoal: #424242;
    /* Charcoal Gray — secondary */
    --brand-amber: #FFC107;
    /* Primary Accent / CTA */
    --brand-amber-hover: #FFB300;
    --brand-blue: #3B82F6;
    /* Dark-mode accent (from the dark theme reference) */

    /* ------------------------------------------------------
       SEMANTIC TOKENS — LIGHT MODE
       ------------------------------------------------------ */
    /* Interactive text/icons (links, active states, icon tiles).
       Navy in light mode: amber is too low-contrast on white. */
    --color-primary: var(--brand-navy);
    --color-primary-hover: var(--brand-slate);
    --color-primary-light: #FFF8E1;
    /* amber tint for hover/selected backgrounds */
    --color-on-primary: #FFFFFF;

    /* Call-to-action buttons — amber in both themes, navy text */
    --color-cta: var(--brand-amber);
    --color-cta-hover: var(--brand-amber-hover);
    --color-cta-text: var(--brand-navy);

    /* Decorative accent: active underline, highlight borders,
       bullets. Never used for body text on white. */
    --color-highlight: var(--brand-amber);
    --color-star: var(--brand-amber);

    /* Icon/check accent */
    --color-accent: var(--brand-navy);
    --color-accent-hover: var(--brand-slate);
    --color-accent-light: #FFF8E1;

    --color-success: #16A34A;
    --color-success-bg: #DCFCE7;
    --color-success-border: #86EFAC;
    --color-success-text: #14532D;
    --color-danger: #DC2626;
    --color-danger-bg: #FEE2E2;
    --color-danger-border: #FCA5A5;
    --color-danger-text: #991B1B;
    --color-warning: #F59E0B;
    --color-info: #0EA5E9;

    --color-bg: #FFFFFF;
    --color-bg-alt: #F5F7FA;
    --color-surface: var(--brand-slate);
    --color-surface-alt: var(--brand-navy);

    --color-heading: var(--brand-navy);
    --color-heading-accent: var(--brand-charcoal);
    --color-hero-title: var(--brand-navy);
    --color-text-main: var(--brand-slate);
    --color-text-muted: var(--brand-charcoal);
    --color-text-highlight: var(--brand-navy);
    --color-text-on-dark: #FFFFFF;
    --color-text-on-dark-mut: #B6C0CF;

    --color-border: #E2E6EC;
    --color-border-strong: #C9D1DC;

    /* Header — Deep Navy bar in both themes */
    --color-header-bg: var(--brand-navy);
    --color-header-border: var(--brand-navy);
    --color-header-text: #FFFFFF;
    --color-header-muted: #B6C0CF;
    --color-header-active: var(--brand-amber);
    --color-header-control-bg: rgba(255, 255, 255, 0.08);
    --color-header-control-border: rgba(255, 255, 255, 0.16);
    --color-logo-mark-bg: var(--brand-amber);
    --color-logo-mark-text: var(--brand-navy);

    --color-footer-bg: var(--brand-navy);
    --color-footer-border: var(--brand-navy);
    --color-footer-text: #FFFFFF;
    --color-footer-muted: #B6C0CF;
    --color-footer-accent: var(--brand-amber);

    /* Background glows + focus rings */
    --glow-soft: rgba(255, 193, 7, 0.12);
    --glow-strong: rgba(255, 193, 7, 0.22);
    --focus-ring: 0 0 0 3px rgba(255, 193, 7, 0.45);

    /* Quote box (homepage) — white card, amber frame, navy text */
    --qb-bg: #FFFFFF;
    --qb-border: var(--brand-amber);
    --qb-text: var(--brand-navy);
    --qb-muted: var(--brand-charcoal);
    --qb-head-bg: var(--brand-navy);
    --qb-head-text: #FFFFFF;
    --qb-field-bg: #FFFFFF;
    --qb-field-bg-focus: #FFFFFF;
    --qb-field-border: #C9D1DC;
    --qb-field-text: var(--brand-navy);
    --qb-placeholder: #6B7280;
    --qb-chip-bg: #F5F7FA;
    --qb-chip-border: #E2E6EC;
    --qb-chip-checked-bg: #FFF8E1;
    --qb-divider: #E2E6EC;
    --qb-link: var(--brand-navy);
    --qb-select-arrow: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23424242' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'/%3e%3c/svg%3e");

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(10, 25, 48, 0.05);
    --shadow-sm: 0 2px 4px rgba(10, 25, 48, 0.07);
    --shadow-md: 0 6px 12px rgba(10, 25, 48, 0.09);
    --shadow-lg: 0 20px 40px rgba(10, 25, 48, 0.13);
    --shadow-xl: 0 24px 48px rgba(10, 25, 48, 0.18);

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Spacing scale (8px grid) */
    --space-1: 0.25rem;
    /* 4px  */
    --space-2: 0.5rem;
    /* 8px  */
    --space-3: 0.75rem;
    /* 12px */
    --space-4: 1rem;
    /* 16px */
    --space-5: 1.25rem;
    /* 20px */
    --space-6: 1.5rem;
    /* 24px */
    --space-8: 2rem;
    /* 32px */
    --space-10: 2.5rem;
    /* 40px */
    --space-12: 3rem;
    /* 48px */
    --space-16: 4rem;
    /* 64px */
    --space-20: 5rem;
    /* 80px */

    /* Layout — ONE site width and ONE side gutter shared by the header,
       footer, homepage sections and every .container, so left/right
       edges line up on every page. Change them here only. */
    --container-max: 1400px;
    --container-wide: var(--container-max);
    --gutter: 1.5rem;
    /* 24px; responsive.css steps it down */
    --header-height: 72px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s ease;

    /* Z-index scale */
    --z-header: 1000;
    --z-dropdown: 1100;
    --z-modal: 1200;
    --z-toast: 1300;
}

/* ------------------------------------------------------------
   3. DESIGN TOKENS — DARK MODE
   Applied when <html data-theme="dark">
   ------------------------------------------------------------ */
[data-theme="dark"] {
    /* Deep Navy page, Slate Charcoal content surfaces, blue for
       links/active states, amber stays the CTA color. */
    /* Text-weight blue: brand blue (#3B82F6) is only ~3.8:1 on the slate
       surfaces, so links/active text use a lighter step and blue fills
       carry navy text. Brand blue stays for the logo, headline, borders. */
    --color-primary: #60A5FA;
    --color-primary-hover: #93C5FD;
    --color-primary-light: rgba(59, 130, 246, 0.14);
    --color-on-primary: var(--brand-navy);

    --color-cta: var(--brand-amber);
    --color-cta-hover: #FFCA28;
    --color-cta-text: var(--brand-navy);

    --color-highlight: var(--brand-blue);
    --color-star: var(--brand-amber);

    --color-accent: var(--brand-amber);
    --color-accent-hover: #FFCA28;
    --color-accent-light: rgba(255, 193, 7, 0.12);

    --color-success: #22C55E;
    --color-success-bg: rgba(34, 197, 94, 0.12);
    --color-success-border: rgba(34, 197, 94, 0.45);
    --color-success-text: #BBF7D0;
    --color-danger: #F87171;
    --color-danger-bg: rgba(248, 113, 113, 0.12);
    --color-danger-border: rgba(248, 113, 113, 0.45);
    --color-danger-text: #FECACA;

    --color-bg: var(--brand-navy);
    --color-bg-alt: var(--brand-slate);
    --color-surface: var(--brand-slate);
    --color-surface-alt: var(--brand-navy);

    --color-heading: #F8FAFC;
    --color-heading-accent: var(--brand-amber);
    --color-hero-title: var(--brand-blue);
    --color-text-main: #E2E8F0;
    --color-text-muted: #9FACBF;
    --color-text-highlight: var(--brand-blue);
    --color-text-on-dark: #FFFFFF;
    --color-text-on-dark-mut: #9FACBF;

    --color-border: #2A3A52;
    --color-border-strong: #3B4D68;

    --color-header-bg: var(--brand-navy);
    --color-header-border: var(--brand-slate);
    --color-header-text: #FFFFFF;
    --color-header-muted: #9FACBF;
    --color-header-active: var(--brand-blue);
    --color-header-control-bg: rgba(255, 255, 255, 0.06);
    --color-header-control-border: rgba(255, 255, 255, 0.14);
    --color-logo-mark-bg: var(--brand-blue);
    --color-logo-mark-text: #FFFFFF;

    --color-footer-bg: var(--brand-navy);
    --color-footer-border: var(--brand-slate);
    --color-footer-text: #F8FAFC;
    --color-footer-muted: #9FACBF;
    --color-footer-accent: var(--brand-amber);

    --glow-soft: rgba(59, 130, 246, 0.14);
    --glow-strong: rgba(59, 130, 246, 0.28);
    --focus-ring: 0 0 0 3px rgba(59, 130, 246, 0.45);

    /* Quote box — slate card, blue frame + glow, amber button */
    --qb-bg: var(--brand-slate);
    --qb-border: var(--brand-blue);
    --qb-text: #FFFFFF;
    --qb-muted: #9FACBF;
    --qb-head-bg: var(--brand-navy);
    --qb-head-text: #FFFFFF;
    --qb-field-bg: rgba(10, 25, 48, 0.55);
    --qb-field-bg-focus: var(--brand-navy);
    --qb-field-border: #3B4D68;
    --qb-field-text: #FFFFFF;
    --qb-placeholder: rgba(255, 255, 255, 0.45);
    --qb-chip-bg: rgba(255, 255, 255, 0.05);
    --qb-chip-border: rgba(255, 255, 255, 0.12);
    --qb-chip-checked-bg: rgba(59, 130, 246, 0.16);
    --qb-divider: rgba(255, 255, 255, 0.10);
    --qb-link: #93C5FD;
    --qb-select-arrow: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239FACBF' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'/%3e%3c/svg%3e");

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.45);
    --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.55);
    --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.65);
}

/* ------------------------------------------------------------
   4. GLOBAL RESET
   ------------------------------------------------------------ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--fs-base);
    font-weight: var(--fw-regular);
    line-height: var(--lh-normal);
    color: var(--color-text-main);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-base),
        color var(--transition-base);
    min-height: 100vh;
}

img,
picture,
svg,
video {
    display: block;
    max-width: 100%;
    height: auto;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-hover);
}

/* Slide-in underline — the same motion as the header nav links
   (0 → 100% width on hover/focus), used for text links in copy,
   footer menus and dropdown menus. No static underline.
   Set --link-line on a container to change the line color. */
p a:not(.btn),
.content-main li a:not(.btn):not([class]),
.faq-answer a:not(.btn),
.footer-col ul li a,
.footer-legal-links a,
.dropdown a {
    text-decoration: none;
    background-image: linear-gradient(var(--link-line, var(--color-highlight)),
            var(--link-line, var(--color-highlight)));
    background-repeat: no-repeat;
    background-position: 0 100%;
    background-size: 0% 2px;
    padding-bottom: 2px;
    transition: background-size var(--transition-base),
        color var(--transition-fast);
}

p a:not(.btn):hover,
.content-main li a:not(.btn):not([class]):hover,
.faq-answer a:not(.btn):hover,
.footer-col ul li a:hover,
.footer-legal-links a:hover,
.dropdown a:hover,
p a:not(.btn):focus-visible,
.footer-col ul li a:focus-visible,
.dropdown a:focus-visible {
    background-size: 100% 2px;
}

/* Links in running copy stay identifiable without an underline */
p a:not(.btn),
.content-main li a:not(.btn):not([class]),
.faq-answer a:not(.btn) {
    font-weight: var(--fw-semibold);
}

/* Footer menus use the same hover color as the header menu
   (amber in light mode, blue in dark mode) */
.site-footer {
    --link-line: var(--color-header-active);
}

ul,
ol {
    list-style: none;
}

/* ------------------------------------------------------------
   5. TYPOGRAPHY
   ------------------------------------------------------------ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-family);
    font-weight: var(--fw-bold);
    line-height: var(--lh-tight);
    color: var(--color-heading);
    letter-spacing: var(--ls-tight);
}

h1 {
    font-size: var(--fs-4xl);
    font-weight: var(--fw-extrabold);
}

h2 {
    font-size: var(--fs-3xl);
}

h3 {
    font-size: var(--fs-2xl);
}

/* Balanced wrapping: no single orphaned word on the last line of
   headings and short intro paragraphs (ignored by older browsers) */
h1,
h2,
h3,
.page-hero-lead,
.section-head p,
.cta-bottom p,
.fx-step-sub {
    text-wrap: balance;
}

/* Smaller headings (card titles) often wrap; 1.15 is too cramped there */
h3,
h4,
h5,
h6 {
    line-height: var(--lh-snug);
}

h4 {
    font-size: var(--fs-xl);
}

h5 {
    font-size: var(--fs-lg);
}

h6 {
    font-size: var(--fs-md);
}

p {
    font-size: var(--fs-base);
    line-height: var(--lh-relaxed);
    color: var(--color-text-main);
    margin-bottom: var(--space-4);
}

p:last-child {
    margin-bottom: 0;
}

small {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
}

strong,
b {
    font-weight: var(--fw-bold);
}

/* ------------------------------------------------------------
   6. LAYOUT HELPERS
   ------------------------------------------------------------ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--gutter);
    padding-right: var(--gutter);
}

.container-wide {
    max-width: var(--container-wide);
}

.section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

.section-sm {
    padding-top: var(--space-10);
    padding-bottom: var(--space-10);
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.gap-2 {
    gap: var(--space-2);
}

.gap-4 {
    gap: var(--space-4);
}

.gap-6 {
    gap: var(--space-6);
}

.mt-4 {
    margin-top: var(--space-4);
}

.mt-6 {
    margin-top: var(--space-6);
}

.mt-8 {
    margin-top: var(--space-8);
}

.mb-4 {
    margin-bottom: var(--space-4);
}

.mb-6 {
    margin-bottom: var(--space-6);
}

.mb-8 {
    margin-bottom: var(--space-8);
}

/* ------------------------------------------------------------
   7. BUTTONS
   ------------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-family);
    font-size: var(--fs-base);
    font-weight: var(--fw-bold);
    line-height: 1;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base);
    white-space: nowrap;
    user-select: none;
}

/* Primary = the CTA: amber with navy text in both themes */
.btn-primary,
.btn-accent {
    background-color: var(--color-cta);
    color: var(--color-cta-text);
    border-color: var(--color-cta);
}

.btn-primary:hover,
.btn-accent:hover {
    background-color: var(--color-cta-hover);
    border-color: var(--color-cta-hover);
    color: var(--color-cta-text);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-on-primary);
}

.btn-ghost {
    background-color: transparent;
    color: var(--color-text-main);
    border-color: var(--color-border);
}

.btn-ghost:hover {
    background-color: var(--color-bg-alt);
    border-color: var(--color-border-strong);
}

/* Inverted button — used on dark surfaces (e.g., quote box) */
.btn-invert {
    background-color: var(--color-cta);
    color: var(--color-cta-text);
    border-color: var(--color-cta);
    width: 100%;
    padding: var(--space-4);
    font-size: var(--fs-base);
}

.btn-invert:hover {
    background-color: var(--color-cta-hover);
    color: var(--color-cta-text);
    border-color: var(--color-cta-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

/* Button sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--fs-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--fs-md);
}

/* ------------------------------------------------------------
   8. FORM CONTROLS (base — dark-surface variants in forms.css)
   ------------------------------------------------------------ */
label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-text-main);
    margin-bottom: var(--space-2);
}

.input,
.select,
.textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-family);
    font-size: var(--fs-base);
    color: var(--color-text-main);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--focus-ring);
}

.input::placeholder,
.textarea::placeholder {
    color: var(--color-text-muted);
}

.textarea {
    min-height: 120px;
    resize: vertical;
}

/* ------------------------------------------------------------
   9. UTILITY — VISUALLY HIDDEN (for screen readers)
   ------------------------------------------------------------ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ------------------------------------------------------------
   10. FOCUS VISIBILITY (accessibility)
   ------------------------------------------------------------ */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ------------------------------------------------------------
   11. SELECTION
   ------------------------------------------------------------ */
::selection {
    background-color: var(--brand-amber);
    color: var(--brand-navy);
}

/* ------------------------------------------------------------
   12. SCROLLBAR (subtle, theme-aware)
   ------------------------------------------------------------ */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-alt);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border-strong);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}
/* ------------------------------------------------------------
   EYEBROW LABELS — one style site-wide, with the amber dash used
   in the emails and PDFs
   ------------------------------------------------------------ */
.eyebrow {
    text-transform: uppercase;
}

.eyebrow::before {
    content: '';
    display: inline-block;
    width: 18px;
    height: 3px;
    margin-right: 10px;
    border-radius: 2px;
    background: var(--color-highlight);
    vertical-align: middle;
    position: relative;
    top: -1px;
}