/* ============================================================
   CanGoShare — Main Stylesheet (Clean White Theme)
   Brand Palette: Canadian Red #E30613 | Pure White #FFFFFF | Charcoal #111827
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,300;0,14..32,400;0,14..32,500;0,14..32,600;0,14..32,700;0,14..32,800;0,14..32,900;1,14..32,400&display=swap');

/* ─── CSS Variables ─────────────────────────────────────────── */
:root {
    --red:          #E30613;
    --red-dark:     #B7000B;
    --red-light:    #FF2A38;
    --red-glow:     rgba(227, 6, 19, 0.12);
    --bg-main:      #FFFFFF;
    --bg-alt:       #F8F9FA;
    --bg-card:      #FFFFFF;
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-muted:   #6B7280;
    --border-color: #E5E7EB;
    --border-hover: #D1D5DB;
    --gold:         #D97706;
    --white:        #FFFFFF;
    --gray-50:      #F9FAFB;
    --gray-100:     #F3F4F6;
    --gray-200:     #E5E7EB;
    --gray-300:     #D1D5DB;
    --gray-400:     #9CA3AF;
    --gray-600:     #4B5563;
    --gray-800:     #1F2937;
    --gray-900:     #111827;
    --green:        #059669;
    --blue:         #2563EB;
    --purple:       #7C3AED;
    --font:         'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius:       12px;
    --radius-lg:    16px;
    --radius-sm:    8px;
    --shadow-sm:    0 1px 3px rgba(0,0,0,0.05);
    --shadow:       0 4px 20px rgba(0,0,0,0.06);
    --shadow-lg:    0 10px 30px rgba(0,0,0,0.08);
    --transition:   all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --navbar-h:     75px;
}

/* ─── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font);
    background: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}
a { color: var(--red); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--red-dark); }
img { max-width: 100%; height: auto; }
ul { list-style: none; }
input, textarea, select, button { font-family: inherit; }

/* ─── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 { font-weight: 800; color: var(--text-primary); line-height: 1.2; letter-spacing: -0.5px; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.8rem); }
p  { color: var(--text-secondary); }
.text-red    { color: var(--red); }
.text-gold   { color: var(--gold); }
.text-muted  { color: var(--text-muted); }
.text-center { text-align: center; }
.text-right  { text-align: right; }

/* ─── Container ─────────────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.container-sm { max-width: 800px; margin: 0 auto; padding: 0 20px; }
.container-xs { max-width: 520px; margin: 0 auto; padding: 0 20px; }

/* ─── Navbar ─────────────────────────────────────────────────── */
.navbar {
    position: fixed; top: 0; left: 0; right: 0;
    height: var(--navbar-h);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}
.navbar.scrolled {
    background: #FFFFFF;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}
.navbar-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px;
}

/* Navbar Brand & Logo Image */
.navbar-brand {
    display: flex; align-items: center; gap: 12px;
    text-decoration: none;
}
.brand-logo-img {
    height: 46px; width: auto; object-fit: contain;
    transition: var(--transition);
}
.navbar-brand:hover .brand-logo-img { transform: scale(1.02); }
.brand-text { display: flex; flex-direction: column; }
.brand-name {
    font-size: 1.35rem; font-weight: 900; letter-spacing: -0.5px;
    color: var(--text-primary); line-height: 1;
}
.brand-name span { color: var(--red); }
.brand-tagline {
    font-size: 0.55rem; font-weight: 700; color: var(--red);
    letter-spacing: 2px; text-transform: uppercase; margin-top: 2px;
}

.navbar-nav {
    display: flex; align-items: center; gap: 6px;
}
.navbar-nav a {
    color: var(--text-secondary); font-size: 0.9rem; font-weight: 600;
    padding: 8px 14px; border-radius: 8px; transition: var(--transition);
}
.navbar-nav a:hover, .navbar-nav a.active {
    color: var(--red); background: rgba(227, 6, 19, 0.06);
    border: 1px solid rgba(227, 6, 19, 0.15);
}

.navbar-actions {
    display: flex; align-items: center; gap: 12px;
}
.btn-nav-login {
    color: var(--text-primary); font-size: 0.9rem; font-weight: 600;
    padding: 8px 18px; border-radius: 8px; border: 1px solid var(--gray-300);
    background: #FFFFFF; transition: var(--transition);
}
.btn-nav-login:hover {
    color: var(--red); border-color: var(--red); background: rgba(227,6,19,0.04);
}
.btn-nav-register {
    background: linear-gradient(135deg, var(--red), var(--red-dark));
    color: #FFFFFF; font-size: 0.9rem; font-weight: 700;
    padding: 8px 20px; border-radius: 8px; border: none;
    box-shadow: 0 4px 14px rgba(227, 6, 19, 0.25); transition: var(--transition);
}
.btn-nav-register:hover {
    transform: translateY(-1px); box-shadow: 0 6px 20px rgba(227, 6, 19, 0.4);
    color: #FFFFFF;
}

.navbar-toggle {
    display: none; background: none; border: none; cursor: pointer; padding: 4px;
}
.navbar-toggle span {
    display: block; width: 24px; height: 2px; background: var(--text-primary);
    margin: 5px 0; transition: var(--transition); border-radius: 2px;
}

/* Mobile Menu */
.navbar-mobile {
    display: none; flex-direction: column;
    background: #FFFFFF; border-bottom: 1px solid var(--border-color);
    padding: 16px 20px; gap: 10px; box-shadow: var(--shadow-lg);
}
.mobile-menu-brand { text-align: center; margin-bottom: 8px; }
.navbar-mobile.open { display: flex; }
.navbar-mobile a {
    color: var(--text-secondary); font-weight: 600; padding: 10px 14px;
    border-radius: 8px; font-size: 0.95rem; text-decoration: none;
}
.navbar-mobile a:hover { background: rgba(227, 6, 19, 0.06); color: var(--red); }

/* ─── Buttons ────────────────────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 24px; border-radius: var(--radius-sm); font-size: 0.95rem;
    font-weight: 700; cursor: pointer; border: none; transition: var(--transition);
    text-decoration: none; white-space: nowrap;
}
.btn-primary {
    background: linear-gradient(135deg, var(--red), var(--red-dark));
    color: #FFFFFF; box-shadow: 0 4px 16px rgba(227, 6, 19, 0.25);
    border: none;
}
.btn-primary:hover {
    transform: translateY(-2px); box-shadow: 0 8px 24px rgba(227, 6, 19, 0.4);
    color: #FFFFFF;
}
.btn-secondary {
    background: #FFFFFF; color: var(--red);
    border: 1px solid var(--red);
}
.btn-secondary:hover {
    background: rgba(227, 6, 19, 0.06); color: var(--red-dark); border-color: var(--red-dark);
}
.btn-gold {
    background: linear-gradient(135deg, #D97706, #B45309); color: #fff;
    box-shadow: 0 4px 14px rgba(217,119,6,0.25);
}
.btn-gold:hover { transform: translateY(-2px); color: #fff; }
.btn-success { background: linear-gradient(135deg, #059669, #047857); color: #fff; }
.btn-danger  { background: linear-gradient(135deg, #DC2626, #991B1B); color: #fff; }
.btn-sm { padding: 7px 14px; font-size: 0.8rem; border-radius: 6px; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; border-radius: 10px; }
.btn-block { width: 100%; }

/* ─── Cards & Containers ──────────────────────────────────────── */
.card {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius); padding: 24px; transition: var(--transition);
    box-shadow: var(--shadow);
}
.card-glass, .dash-card {
    background: #FFFFFF; border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); padding: 24px;
    box-shadow: var(--shadow); transition: var(--transition);
}
.card:hover, .card-glass:hover, .dash-card:hover {
    border-color: var(--border-hover); transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ─── Forms & Inputs ─────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-label {
    display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 8px;
    color: var(--text-primary);
}
.form-label .required { color: var(--red); }
.form-control {
    width: 100%; padding: 12px 16px; background: #FFFFFF;
    border: 1px solid var(--gray-300); border-radius: var(--radius-sm);
    color: var(--text-primary); font-size: 0.95rem; transition: var(--transition);
}
.form-control:focus {
    border-color: var(--red); outline: none; background: #FFFFFF;
    box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.15);
}
.form-control::placeholder { color: var(--gray-400); }
select.form-control option { background: #FFFFFF; color: var(--text-primary); }

.input-group { position: relative; }
.input-icon {
    position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
    color: var(--gray-400); font-size: 1.1rem; pointer-events: none;
}
.input-group .form-control { padding-left: 44px; }
.form-hint { display: block; font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; }

/* ─── Hero Section ───────────────────────────────────────────── */
.hero {
    padding: calc(var(--navbar-h) + 50px) 0 70px;
    background: linear-gradient(180deg, #FFF5F5 0%, #FFFFFF 100%);
    position: relative; overflow: hidden; border-bottom: 1px solid var(--border-color);
}
.hero::before {
    content: ''; position: absolute; top: -100px; right: -100px;
    width: 500px; height: 500px; background: rgba(227, 6, 19, 0.05);
    border-radius: 50%; filter: blur(100px); pointer-events: none;
}
.hero-eyebrow {
    display: inline-flex; align-items: center; gap: 8px; font-size: 0.8rem;
    font-weight: 700; text-transform: uppercase; letter-spacing: 2px;
    color: var(--red); background: rgba(227, 6, 19, 0.08);
    padding: 6px 14px; border-radius: 20px; border: 1px solid rgba(227, 6, 19, 0.2);
    margin-bottom: 20px;
}
.hero h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 900; line-height: 1.1; margin-bottom: 20px; color: var(--text-primary); }
.hero h1 .highlight { color: var(--red); }
.hero-sub { font-size: 1.15rem; color: var(--text-secondary); max-width: 540px; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 36px; flex-wrap: wrap; border-top: 1px solid var(--gray-200); padding-top: 28px; }
.hero-stat .num { font-size: 2rem; font-weight: 900; color: var(--text-primary); }
.hero-stat .label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }

/* ─── Search Widget Card ─────────────────────────────────────── */
.search-card {
    background: #FFFFFF; border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-lg);
}

/* ─── Rides Grid & Cards ─────────────────────────────────────── */
.ride-card {
    background: #FFFFFF; border: 1px solid var(--border-color);
    border-radius: var(--radius); padding: 20px; transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.ride-card:hover { border-color: var(--red); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.ride-route { font-size: 1.05rem; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.ride-route .arrow { color: var(--red); margin: 0 6px; }
.ride-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; font-size: 0.8rem; color: var(--text-muted); }
.ride-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--gray-200); }
.ride-price { font-size: 1.3rem; font-weight: 900; color: var(--gold); }
.ride-price small { font-size: 0.7rem; color: var(--text-muted); font-weight: 400; display: block; margin-top: -2px; }

/* ─── Cash Only Badge ───────────────────────────────────────── */
.cash-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: #ECFDF5; color: #059669; border: 1px solid #A7F3D0;
    padding: 6px 14px; border-radius: 20px; font-size: 0.78rem; font-weight: 700;
}

/* ─── Feature Card ───────────────────────────────────────────── */
.feature-card {
    background: var(--bg-alt); border: 1px solid var(--border-color);
    border-radius: var(--radius); padding: 24px; transition: var(--transition);
}
.feature-card:hover { border-color: var(--red); transform: translateY(-4px); background: #FFFFFF; box-shadow: var(--shadow); }
.feature-icon { font-size: 2.2rem; margin-bottom: 14px; }
.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; color: var(--text-primary); }
.feature-card p { font-size: 0.85rem; color: var(--text-secondary); }

/* ─── Layout Grids ───────────────────────────────────────────── */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ─── Footer ─────────────────────────────────────────────────── */
.footer {
    background: var(--gray-50); border-top: 1px solid var(--border-color);
    padding: 60px 0 30px; margin-top: 80px; color: var(--text-secondary);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-logo-img { height: 48px; width: auto; object-fit: contain; margin-bottom: 14px; }
.footer-brand p { font-size: 0.875rem; color: var(--text-secondary); max-width: 320px; }
.footer-col h4 { font-size: 0.85rem; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; color: var(--text-primary); margin-bottom: 18px; }
.footer-col a { display: block; color: var(--text-secondary); font-size: 0.875rem; margin-bottom: 10px; transition: var(--transition); }
.footer-col a:hover { color: var(--red); transform: translateX(3px); }
.footer-bottom {
    display: flex; align-items: center; justify-content: space-between;
    padding-top: 24px; border-top: 1px solid var(--gray-200);
    font-size: 0.8rem; color: var(--text-muted); flex-wrap: wrap; gap: 16px;
}

/* ─── Toast System ──────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast {
    display: flex; align-items: center; gap: 12px; padding: 14px 20px;
    border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 600;
    color: var(--text-primary); background: #FFFFFF; border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg); transition: var(--transition);
}
.toast-success { border-color: #059669; background: #ECFDF5; color: #065F46; }
.toast-error   { border-color: var(--red); background: #FEF2F2; color: #991B1B; }

/* ─── Flash Messages ────────────────────────────────────────── */
.flash-message {
    padding: 14px 18px; border-radius: var(--radius-sm); font-size: 0.875rem;
    font-weight: 600; margin-bottom: 20px; border: 1px solid transparent;
}
.flash-success { background: #ECFDF5; color: #065F46; border-color: #A7F3D0; }
.flash-error   { background: #FEF2F2; color: #991B1B; border-color: #FCA5A5; }
.flash-warning { background: #FFFBEB; color: #92400E; border-color: #FDE68A; }
.flash-info    { background: #EFF6FF; color: #1E40AF; border-color: #BFDBFE; }

/* ─── Responsive Media Queries ───────────────────────────────── */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .navbar-nav, .navbar-actions { display: none; }
    .navbar-toggle { display: block; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
}