/* ===== styles.css — DexTrue ===== */

/* CSS Variables for Design Tokens */
:root {
    /* Colors - Light Mode */
    --brand-900: #06243A;
    --brand-700: #0B3B5A;
    --brand-500: #0EA5A4;
    --accent-400: #A3E635;
    --success: #16A34A;
    --danger: #EF4444;
    --muted: #6B7280;
    --bg: #FFFFFF;
    --card: #F8FAFC;
    --border: #E5E7EB;

    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-code: 'Space Mono', monospace;

    /* Spacing (slightly reduced for tighter layout) */
    --space-xs: 8px;
    --space-sm: 12px;
    --space-md: 20px;
    --space-lg: 28px;
    --space-xl: 36px;
    --space-xxl: 48px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --radius-pill: 50px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 6px 10px -4px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 20px -8px rgba(0, 0, 0, 0.08);

    /* Transitions */
    --transition-fast: 0.18s ease;
    --transition-normal: 0.28s ease;
}

/* Dark Mode Variables */
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0B1220;
        --card: #0B1624;
        --brand-900: #E1E7EF;
        --muted: #9CA3AF;
        --border: #374151;
    }
}

/* Reset and Base Styles */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    color: var(--brand-900);
    background-color: var(--bg);
    transition: background-color 0.3s, color 0.3s;
    overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

/* Less-aggressive scaling so layout doesn't blow up on large screens */
h1 { font-size: clamp(2rem, 3.5vw, 3rem); font-weight:700; letter-spacing:-0.02em; }
h2 { font-size: clamp(1.5rem, 2.5vw, 2.25rem); letter-spacing:-0.01em; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

p {
    margin-bottom: var(--space-md);
    color: var(--muted);
    font-size: clamp(0.95rem, 1.4vw, 1rem);
    line-height: 1.65;
}

a { text-decoration: none; color: var(--brand-500); transition: color var(--transition-fast); }
a:hover { color: var(--brand-700); }

code, pre {
    font-family: var(--font-code);
    background-color: var(--card);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}
pre { padding: var(--space-md); overflow-x:auto; }

/* Container and Grid */
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--space-lg);
}

.col-12 { grid-column: span 12; }
.col-6  { grid-column: span 6; }
.col-4  { grid-column: span 4; }
.col-3  { grid-column: span 3; }

/* Buttons */
.btn {
    display: inline-flex; align-items:center; justify-content:center;
    padding: calc(var(--space-sm) - 2px) var(--space-lg);
    border-radius: var(--radius-pill); font-weight:600; text-align:center;
    cursor:pointer; transition: all var(--transition-fast); border:none;
    font-family: var(--font-body); font-size:0.96rem; gap:var(--space-xs);
    position:relative; overflow:hidden;
}
.btn::after { content:''; position:absolute; top:50%; left:50%; width:5px; height:5px; background:rgba(255,255,255,0.5); opacity:0; border-radius:100%; transform:scale(1,1) translate(-50%); transform-origin:50% 50%; }
.btn:focus:not(:active)::after { animation:ripple 1s ease-out; }
@keyframes ripple { 0%{transform:scale(0,0);opacity:0.5;}100%{transform:scale(20,20);opacity:0;} }

.btn-primary { background-color: var(--brand-500); color:white; box-shadow:var(--shadow-md); }
.btn-primary:hover { background-color:var(--brand-700); transform:translateY(-2px); box-shadow:var(--shadow-lg); }
.btn-secondary { background-color:transparent; color:var(--brand-500); border:1px solid var(--brand-500); }
.btn-secondary:hover { background-color:var(--brand-500); color:white; }
.btn-outline { background-color:transparent; color:var(--brand-900); border:1px solid var(--border); }
.btn-outline:hover { background-color:var(--card); border-color:var(--brand-500); }

/* ===== Transparent sticky header ===== */
header {
    position: absolute;
    inset: 0 auto auto 0;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1200;
    padding: calc(var(--space-sm) - 2px) 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.00));
    backdrop-filter: blur(6px) saturate(110%);
    border-bottom: 1px solid rgba(255,255,255,0.03);
    box-shadow: none;
    transition: background-color 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}
@media (prefers-color-scheme: dark) {
    header { background: linear-gradient(180deg, rgba(11,18,32,0.36), rgba(11,18,32,0.02)); border-bottom: 1px solid rgba(255,255,255,0.03); }
}
body.scrolled header {
    background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.80));
    box-shadow: var(--shadow-sm);
}
@media (prefers-color-scheme: dark) {
    body.scrolled header { background: rgba(11,18,32,0.92); box-shadow: var(--shadow-sm); }
}

.header-content { display:flex; justify-content:space-between; align-items:center; gap:var(--space-md); }
.logo { display:flex; align-items:center; gap:var(--space-sm); }
.logo-icon { width:34px; height:34px; background: linear-gradient(135deg,var(--brand-500) 0%,var(--accent-400) 100%); border-radius:var(--radius-md); display:flex; align-items:center; justify-content:center; color:white; font-weight:bold; box-shadow:var(--shadow-sm); font-size:0.95rem; }
.logo-text { font-family:var(--font-heading); font-weight:700; font-size:1.25rem; color:var(--brand-900); letter-spacing:-0.01em; }

nav ul { display:flex; list-style:none; gap:var(--space-lg); }
nav a { color:var(--brand-900); font-weight:500; position:relative; padding: var(--space-xs) 0; }
nav a::after { content:''; position:absolute; bottom:0; left:0; width:0; height:2px; background-color:var(--brand-500); transition: width var(--transition-fast); }
nav a:hover::after { width:100%; }
.header-actions { display:flex; gap:var(--space-sm); align-items:center; }

/* Hero Section (reduced padding + constrained width) */
.hero {
  padding: 150px 0 90px 0; /* top, right, bottom, left */
  background: linear-gradient(135deg, var(--bg) 0%, var(--card) 100%);
  position: relative;
  overflow: hidden;
  z-index: 0;
}
.hero::before { content:''; position:absolute; top:-45%; right:-8%; width:70%; height:180%; background: radial-gradient(circle, rgba(14,165,164,0.05) 0%, rgba(14,165,164,0) 70%); z-index:0; }

.hero-content {
    display:flex; flex-direction:column; align-items:center; text-align:center;
    gap:var(--space-lg); position:relative; z-index:1; max-width:920px; margin:0 auto;
}

.hero-badge { display:inline-flex; align-items:center; background-color:var(--accent-400); color:var(--brand-900); padding:var(--space-xs) var(--space-sm); border-radius:var(--radius-pill); font-size:0.9rem; font-weight:600; gap:var(--space-xs); }

.hero-text { max-width:720px; }
.hero-actions { display:flex; gap:var(--space-md); margin:var(--space-lg) 0; justify-content:center; flex-wrap:wrap; }

/* ===== Redesigned Email Validator Card ===== */
/* Modern Validator Box */
.validator-card {
  background: #fff;
  border-radius: 14px;
  padding: 20px 24px;
  max-width: 720px;
  margin: 0 auto;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Header row */
.validator-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.validator-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0ea5a4, #a3e635);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
}

.validator-text {
  flex: 1;
}
.validator-text h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: #06243A;
}
.validator-text p {
  margin: 2px 0 0;
  font-size: 0.9rem;
  color: #6B7280;
}

.validator-credits {
  font-size: 0.85rem;
  font-weight: 600;
  color: #0B3B5A;
  white-space: nowrap;
}

/* Input row */
.validator-form {
  display: flex;
  align-items: center;
  background: #f9fafb;
  border-radius: 12px;
  padding: 4px;
  border: 1px solid #e5e7eb;
}

.validator-form input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 10px 12px;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
}

.validator-form button {
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, #0ea5a4, #a3e635);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s;
}
.validator-form button:hover {
  opacity: 0.9;
}


.validator-container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    align-items: stretch;
    background: linear-gradient(180deg, rgba(255,255,255,1), rgba(246,249,250,1));
    border-radius: 14px;
    padding: 40px;
    box-shadow: 0 12px 30px -12px rgba(11,60,80,0.18);
    border: 1px solid rgba(10,30,40,0.06);
    max-width: 760px;
    width: 100%;
}
@media (max-width: 820px) {
    .validator-container { grid-template-columns: 1fr; padding:16px; }
    .validator-result { order: 2; }
}

.validator-left { display:flex; flex-direction:column; gap:12px; justify-content:center; }

.validator-title { display:flex; align-items:center; gap:12px; margin:0; }
.validator-title i {
    color: white;
    background: linear-gradient(135deg, var(--brand-500) 0%, var(--accent-400) 100%);
    width:44px; height:44px; border-radius:10px;
    display:flex; align-items:center; justify-content:center; font-size:18px;
    box-shadow: var(--shadow-sm);
}

/* input row */
.validator-form { display:flex; gap:8px; align-items:center; width:100%; }
.validator-input { flex:1; position:relative; display:flex; align-items:center; }
.validator-input input {
    width:100%; padding:12px 48px 12px 14px; border-radius:10px; border:1px solid rgba(11,35,50,0.06);
    background: transparent; font-size:0.98rem; transition: box-shadow 180ms ease, border-color 180ms ease;
}
.validator-input input:focus { outline:none; border-color: var(--brand-500); box-shadow: 0 6px 20px rgba(14,165,164,0.08); }

/* search button placed inside input area as a pill */
.validator-input button {
    position:absolute; right:6px; top:6px; bottom:6px; height: calc(100% - 12px);
    padding: 0 14px; border-radius: 10px; background: linear-gradient(135deg, var(--brand-500) 0%, var(--accent-400) 100%);
    color:white; border:none; cursor:pointer; display:flex; align-items:center; gap:8px; box-shadow: var(--shadow-md);
}
.validator-input button i { font-size:14px; }

/* small helper text under input */
.validator-subtext { color: var(--muted); font-size:0.9rem; }

/* right column result panel (hidden until verification) */
.validator-result {
    display:flex; flex-direction:column; justify-content:center; gap:8px; padding:14px; border-radius:10px;
    min-height:84px; background: linear-gradient(180deg, rgba(250,252,253,1), rgba(244,247,248,1));
    border: 1px solid rgba(11,35,50,0.03); box-shadow: inset 0 1px 0 rgba(255,255,255,0.6);
    transform: translateY(6px); transition: transform 220ms ease, opacity 220ms ease, box-shadow 220ms ease;
    opacity: 0; visibility: hidden;
}

/* visible state (add .visible to animate in) */
.validator-result.visible { opacity:1; visibility:visible; transform: translateY(0); }

/* result header */
.result-header { display:flex; align-items:center; justify-content:space-between; gap:8px; }
.result-status { display:flex; align-items:center; gap:8px; font-weight:700; color:var(--brand-700); }
.status-valid { color: var(--success); }
.status-invalid { color: var(--danger); }

/* compact details list */
.result-details { display:grid; grid-template-columns: 1fr 1fr; gap:8px; font-size:0.92rem; color:var(--muted); }
.detail-item { display:flex; align-items:center; gap:8px; }
.detail-item i { width:18px; text-align:center; color:var(--brand-500); }
@media (max-width:420px) { .result-details { grid-template-columns: 1fr; } }

/* Trust logos */
.trust-logos { display:flex; align-items:center; justify-content:center; gap:var(--space-xl); margin-top:var(--space-xl); flex-wrap:wrap; }
.trust-logos p { margin-bottom:0; color:var(--muted); font-size:0.875rem; }
.trust-logos img { height:24px; opacity:0.75; transition: opacity var(--transition-fast); }
.trust-logos img:hover { opacity:1; }

/* Value Propositions */
.value-props { padding: var(--space-xxl) 0; background-color: var(--bg); }
.section-header { text-align:center; max-width:700px; margin:0 auto var(--space-xxl); }

/* responsive auto-fit columns */
.value-prop-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap:var(--space-xl); }
.value-prop { text-align:center; padding:var(--space-lg); background:var(--bg); border-radius:var(--radius-lg); transition: transform var(--transition-normal), box-shadow var(--transition-normal); border:1px solid var(--border); }
.value-prop:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.value-icon { width:72px; height:72px; background:linear-gradient(135deg,var(--brand-500) 0%,var(--accent-400) 100%); border-radius:var(--radius-lg); display:flex; align-items:center; justify-content:center; margin:0 auto var(--space-md); color:white; font-size:1.5rem; box-shadow:var(--shadow-md); }

/* How It Works */
.how-it-works { padding: var(--space-xxl) 0; background-color: var(--card); }
.steps { display:flex; justify-content:space-between; position:relative; margin-top:var(--space-xl); gap:var(--space-lg); max-width:860px; margin-left:auto; margin-right:auto; }
.steps::before { content:''; position:absolute; top:40px; left:12px; right:12px; height:2px; background: linear-gradient(to right, var(--brand-500) 0%, var(--accent-400) 100%); z-index:1; }
.step { text-align:center; position:relative; z-index:2; flex:1; padding:0 var(--space-md); }
.step-number { width:64px; height:64px; background-color:var(--bg); border:2px solid var(--brand-500); border-radius:50%; display:flex; align-items:center; justify-content:center; margin:0 auto var(--space-md); font-weight:bold; font-size:1.25rem; color:var(--brand-500); box-shadow:var(--shadow-md); }

/* Features */
.features { padding: var(--space-xxl) 0; background-color: var(--bg); }
.feature-grid { display:grid; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); gap:var(--space-lg); }
.feature { background-color:var(--bg); padding:var(--space-lg); border-radius:var(--radius-lg); box-shadow:var(--shadow-sm); transition: transform var(--transition-normal), box-shadow var(--transition-normal); border:1px solid var(--border); }
.feature:hover { transform: translateY(-6px); box-shadow:var(--shadow-lg); }
.feature-icon { width:56px; height:56px; background:linear-gradient(135deg,var(--brand-500) 0%,var(--accent-400) 100%); border-radius:var(--radius-md); display:flex; align-items:center; justify-content:center; margin-bottom:var(--space-md); color:white; font-size:1.25rem; }

/* Pricing Teaser */
.pricing { padding: var(--space-xxl) 0; background-color: var(--card); }
.pricing-cards { display:grid; grid-template-columns: repeat(auto-fit,minmax(240px,1fr)); gap:var(--space-lg); margin-top:var(--space-xl); align-items:start; }
.pricing-card { background-color:var(--bg); border:1px solid var(--border); border-radius:var(--radius-lg); padding:var(--space-lg); text-align:center; transition: transform var(--transition-normal), box-shadow var(--transition-normal); display:flex; flex-direction:column; min-height:220px; }
.pricing-card:hover { transform: translateY(-6px); box-shadow:var(--shadow-lg); }
.pricing-card.featured { border-color:var(--brand-500); box-shadow: 0 8px 18px -6px rgba(14,165,164,0.08); }
.pricing-badge { position:absolute; top:-12px; left:50%; transform:translateX(-50%); background:linear-gradient(135deg,var(--brand-500) 0%,var(--accent-400) 100%); color:white; padding:var(--space-xs) var(--space-lg); border-radius:var(--radius-pill); font-size:0.875rem; font-weight:600; }
.price { font-size:2.2rem; font-weight:700; color:var(--brand-900); margin:var(--space-md) 0; }
.price span { font-size:1rem; color:var(--muted); }
.pricing-features { list-style:none; margin:var(--space-lg) 0; flex-grow:1; padding-left:0; }
.pricing-features li { margin-bottom:var(--space-sm); display:flex; align-items:center; gap:var(--space-sm); }
.pricing-features li i { color:var(--success); }

/* Testimonials */
.testimonials { padding: var(--space-xxl) 0; background-color: var(--bg); }
.testimonial-grid { display:grid; grid-template-columns: repeat(auto-fit,minmax(240px,1fr)); gap:var(--space-lg); margin-top:var(--space-xl); }
.testimonial { background-color:var(--bg); padding:var(--space-lg); border-radius:var(--radius-lg); box-shadow:var(--shadow-sm); border:1px solid var(--border); transition:transform var(--transition-normal); }
.testimonial:hover { transform: translateY(-6px); }
.testimonial-text { font-style:italic; margin-bottom:var(--space-md); position:relative; }
.testimonial-text::before { content:'"'; font-size:3.5rem; color:var(--brand-500); opacity:0.18; position:absolute; top:-14px; left:-8px; line-height:1; }
.testimonial-author { display:flex; align-items:center; gap:var(--space-sm); }
.author-avatar { width:48px; height:48px; border-radius:50%; background:linear-gradient(135deg,var(--brand-500) 0%,var(--accent-400) 100%); display:flex; align-items:center; justify-content:center; color:white; font-weight:bold; font-size:1rem; }

/* Security Section */
.security { padding: var(--space-xxl) 0; background-color: var(--card); }
.security-content { display:flex; align-items:center; gap:var(--space-xxl); flex-wrap:wrap; justify-content:center; }
.security-text { flex:1; min-width:280px; max-width:560px; }
.security-badges { flex:1; display:flex; flex-wrap:wrap; gap:var(--space-md); min-width:260px; justify-content:center; }
.badge { background-color:var(--bg); padding:var(--space-md); border-radius:var(--radius-md); display:flex; align-items:center; gap:var(--space-sm); flex:1; min-width:150px; transition:transform var(--transition-fast); }
.badge:hover { transform: translateY(-4px); }
.badge-icon { width:40px; height:40px; background:linear-gradient(135deg,var(--brand-500) 0%,var(--accent-400) 100%); border-radius:50%; display:flex; align-items:center; justify-content:center; color:white; font-size:1rem; }

/* Footer */
footer { background-color:var(--brand-900); color:white; padding: var(--space-xxl) 0 var(--space-lg); }
.footer-content { display:grid; grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr; gap:var(--space-xl); }
.footer-logo .logo-text { color:white; }
.footer-about { margin-bottom:var(--space-lg); }
.footer-heading { color:white; margin-bottom:var(--space-md); font-size:1.1rem; }
.footer-links { list-style:none; padding-left:0; }
.footer-links li { margin-bottom:var(--space-sm); }
.footer-links a { color:rgba(255,255,255,0.75); transition: color var(--transition-fast); }
.footer-links a:hover { color:white; }
.social-links { display:flex; gap:var(--space-sm); margin-top:var(--space-md); }
.social-links a { display:flex; align-items:center; justify-content:center; width:40px; height:40px; background-color:rgba(255,255,255,0.08); border-radius:50%; color:white; transition: background-color var(--transition-fast); }
.social-links a:hover { background-color:var(--brand-500); }

.newsletter { margin-top:var(--space-md); }
.newsletter p { color:rgba(255,255,255,0.8); margin-bottom:var(--space-sm); }
.newsletter-form { display:flex; margin-top:var(--space-sm); }
.newsletter-form input { flex:1; padding:var(--space-sm); border:none; border-radius:var(--radius-md) 0 0 var(--radius-md); font-family:var(--font-body); }
.newsletter-form button { padding:var(--space-sm) var(--space-md); background:linear-gradient(135deg,var(--brand-500) 0%,var(--accent-400) 100%); color:white; border:none; border-radius:0 var(--radius-md) var(--radius-md) 0; cursor:pointer; transition:opacity var(--transition-fast); }
.newsletter-form button:hover { opacity:0.92; }

.footer-bottom { margin-top:var(--space-xxl); padding-top:var(--space-lg); border-top:1px solid rgba(255,255,255,0.06); display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:var(--space-md); }
.footer-bottom-links { display:flex; gap:var(--space-lg); }
.footer-bottom-links a { color:rgba(255,255,255,0.5); font-size:0.875rem; }
.copyright { color:rgba(255,255,255,0.55); font-size:0.875rem; }

/* Responsive Design */
@media (max-width: 1024px) {
    .feature-grid, .testimonial-grid, .value-prop-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
    .footer-content { grid-template-columns: 1fr 1fr 1fr; }
    .footer-newsletter { grid-column: span 3; margin-top:var(--space-xl); }
}

@media (max-width: 768px) {
    h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
    h2 { font-size: clamp(1.2rem, 3vw, 1.8rem); }

    .hero-content { gap:var(--space-md); padding: 0 var(--space-md); }
    .steps { flex-direction:column; gap:var(--space-lg); }
    .steps::before { display:none; }

    .pricing-cards { grid-template-columns: 1fr; }
    .security-content { flex-direction:column; gap:var(--space-xl); }
    .feature-grid, .testimonial-grid, .value-prop-grid { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; }
    .footer-newsletter { grid-column: span 1; margin-top:0; }

    nav ul { display:none; }
    .mobile-menu-btn { display:block; }
    .footer-bottom { flex-direction:column; text-align:center; }
}

/* Mobile Menu */
.mobile-menu-btn { display:none; background:none; border:none; font-size:1.5rem; color:var(--brand-900); cursor:pointer; width:40px; height:40px; border-radius:50%; transition: background-color var(--transition-fast); }
.mobile-menu-btn:hover { background-color:var(--card); }
.mobile-menu { position:fixed; top:0; right:-100%; width:100%; height:100%; background-color:var(--bg); transition:right var(--transition-normal); z-index:1000; padding:var(--space-xl); display:flex; flex-direction:column; }
.mobile-menu.active { right:0; }
.mobile-menu-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:var(--space-xl); }
.mobile-menu-close { background:none; border:none; font-size:1.5rem; color:var(--brand-900); cursor:pointer; width:40px; height:40px; border-radius:50%; display:flex; align-items:center; justify-content:center; transition:background-color var(--transition-fast); }
.mobile-menu-close:hover { background-color:var(--card); }
.mobile-nav { list-style:none; flex-grow:1; }
.mobile-nav li { margin-bottom:var(--space-lg); }
.mobile-nav a { color:var(--brand-900); font-size:1.1rem; font-weight:500; display:block; padding:var(--space-sm) 0; border-bottom:1px solid var(--border); }
.mobile-actions { margin-top:var(--space-xl); display:flex; flex-direction:column; gap:var(--space-md); }

/* Animations */
@keyframes fadeIn { from{opacity:0; transform:translateY(16px);} to{opacity:1; transform:translateY(0);} }
.fade-in { animation: fadeIn 0.6s ease forwards; }
.delay-1 { animation-delay:0.1s; }
.delay-2 { animation-delay:0.2s; }
.delay-3 { animation-delay:0.3s; }
.delay-4 { animation-delay:0.4s; }

/* Scroll to top button */
.scroll-to-top { position:fixed; bottom:var(--space-lg); right:var(--space-lg); width:46px; height:46px; background:var(--brand-500); color:white; border:none; border-radius:50%; cursor:pointer; display:flex; align-items:center; justify-content:center; font-size:1.1rem; box-shadow:var(--shadow-lg); transition: all var(--transition-fast); z-index:99; opacity:0; visibility:hidden; }
.scroll-to-top.visible { opacity:1; visibility:visible; }
.scroll-to-top:hover { background:var(--brand-700); transform:translateY(-2px); }

/* small utility */
.text-muted { color: var(--muted); font-size:0.95rem; }
.center { text-align:center; }

/* Features — content-only version */
.features {
  padding: calc(var(--space-xl)) 0 calc(var(--space-lg));
  background: var(--bg);
}

.features .section-header {
  text-align: center;
  max-width: 880px;
  margin: 0 auto;
  padding-bottom: var(--space-md);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: var(--space-md);
}

/* Card */
.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  display: flex;
  flex-direction: column;
  min-height: 260px;
}

/* subtle lift on hover/focus (purely visual — no links) */
.feature-card:hover,
.feature-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(14,165,164,0.12);
}

/* Icon tile (content-focused) */
.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  color: white;
  margin-bottom: 14px;
  background: linear-gradient(135deg, var(--brand-500) 0%, var(--accent-400) 100%);
  box-shadow: var(--shadow-sm);
}

/* Title + lead */
.feature-card h3 {
  font-size: 1.1rem;
  margin: 0 0 8px;
}
.feature-lead {
  color: var(--muted);
  font-size: 0.98rem;
  margin-bottom: 12px;
}

/* Bullets (compact) */
.feature-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
  flex: 1 0 auto;
}
.feature-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
  position: relative;
  padding-left: 16px;
}
.feature-bullets li::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--brand-500);
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 8px;
}

/* Responsive tweaks */
@media (max-width: 720px) {
  .feature-card { min-height: auto; padding: 18px; }
  .feature-icon { width:52px; height:52px; font-size:1.05rem; }
  .feature-grid { gap: 18px; }
}

/* ---------- Security section (improved) ---------- */

.security {
  padding: calc(var(--space-xxl)) 0;
  background: linear-gradient(180deg, rgba(14,165,164,0.02) 0%, transparent 40%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid rgba(0,0,0,0.03);
}

.security-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Left column: heading & intro */
.security-text h2 {
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  margin-bottom: var(--space-sm);
  color: var(--brand-900);
}
.security-text p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

/* Optional CTA styling (kept subtle) */
.security-cta .btn {
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
}
.security-cta .btn.btn-outline {
  background: transparent;
  border: 1px solid rgba(14,165,164,0.12);
  color: var(--brand-700);
}

/* Right column: badges grid */
.security-badges {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

/* badge card */
.badge-card {
  display: flex;
  gap: 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.badge-card:hover,
.badge-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(14,165,164,0.12);
}

/* icon tile */
.badge-icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--brand-500) 0%, var(--accent-400) 100%);
  box-shadow: var(--shadow-sm);
  font-size: 1.15rem;
}

/* text */
.badge-copy h3 {
  margin: 0 0 6px 0;
  font-size: 1rem;
  color: var(--brand-900);
  line-height: 1.2;
}
.badge-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Responsiveness */
@media (max-width: 920px) {
  .security-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .security-badges {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
}

@media (max-width: 520px) {
  .security-badges {
    grid-template-columns: 1fr;
  }
  .badge-icon { width: 44px; height: 44px; min-width: 44px; font-size: 1rem; }
  .security-text p { font-size: 0.98rem; }
}

/* Logo (SVG + text) */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--brand-900);
  vertical-align: middle;
}

.logo-icon {
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  display: block;
}

/* Make sure the SVG uses CSS variables if you want to override colors later:
   e.g., .logo-icon .primary { fill: var(--brand-500); }
   In this inline SVG, gradient stops are hard-coded for cross-browser reliability.
*/

.logo-text {
  font-family: var(--font-heading, 'Poppins', sans-serif);
  font-weight: 700;
  font-size: 1.125rem; /* 18px */
  line-height: 1;
  color: var(--brand-900);
  letter-spacing: -0.01em;
}

/* compact variant when space constrained (optional)
   add class "logo-compact" to .logo to hide text on small screens */
.logo-compact .logo-text { display: none; }

/* accessibility focus ring for keyboard users */
.logo:focus {
  outline: 3px solid rgba(14,165,164,0.16);
  outline-offset: 3px;
  border-radius: 6px;
}

/* small screens — slightly reduce size */
@media (max-width: 480px) {
  .logo-icon { width: 30px; height: 30px; flex: 0 0 30px; }
  .logo-text { font-size: 1rem; }
}