/* ═══════════════════════════════════════════════════════════════
   NPOMail — Design System & Global Styles
   Professional deep-navy + emerald theme for nonprofit email
   ═══════════════════════════════════════════════════════════════ */

/* ─── Google Fonts ──────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700;800&display=swap');

/* ─── CSS Custom Properties ─────────────────────────────────── */
:root {
    /* Primary Palette — Emerald & Blue */
    --color-primary:        #10B981;
    --color-primary-light:  #34D399;
    --color-primary-dark:   #059669;
    --color-secondary:      #3B82F6;
    --color-secondary-light:#60A5FA;
    --color-accent:         #8B5CF6;
    --color-accent-light:   #A78BFA;

    /* Deep Navy Backgrounds */
    --color-bg:             #020B18;
    --color-bg-light:       #071426;
    --color-bg-card:        #0D1F35;
    --color-bg-elevated:    #112844;
    --color-surface:        rgba(13, 31, 53, 0.7);
    --color-border:         rgba(255, 255, 255, 0.07);
    --color-border-light:   rgba(255, 255, 255, 0.12);
    --color-border-em:      rgba(16, 185, 129, 0.2);

    /* Text */
    --color-text:           #E2EDF8;
    --color-text-secondary: #8BA8C4;
    --color-text-muted:     #4D6A88;
    --color-text-white:     #FFFFFF;

    /* Gradients */
    --gradient-primary:     linear-gradient(135deg, #10B981, #3B82F6);
    --gradient-hero:        linear-gradient(135deg, #020B18 0%, #071426 50%, #0D1F35 100%);
    --gradient-card:        linear-gradient(135deg, rgba(16,185,129,0.04), rgba(59,130,246,0.04));
    --gradient-accent:      linear-gradient(135deg, #10B981, #8B5CF6);
    --gradient-glass:       linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
    --gradient-emerald:     linear-gradient(135deg, #10B981, #059669);
    --gradient-cta:         linear-gradient(135deg, #0D1F35, #112844);

    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body:    'Inter', sans-serif;

    /* Spacing */
    --space-xs:  0.25rem;
    --space-sm:  0.5rem;
    --space-md:  1rem;
    --space-lg:  1.5rem;
    --space-xl:  2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Sizing */
    --container-max:     1200px;
    --header-height:     72px;
    --border-radius:     12px;
    --border-radius-sm:  8px;
    --border-radius-lg:  20px;
    --border-radius-pill:100px;

    /* Shadows */
    --shadow-sm:        0 2px 8px rgba(2, 11, 24, 0.4);
    --shadow-md:        0 4px 24px rgba(2, 11, 24, 0.5);
    --shadow-lg:        0 8px 48px rgba(2, 11, 24, 0.6);
    --shadow-glow:      0 0 32px rgba(16, 185, 129, 0.18);
    --shadow-glow-blue: 0 0 32px rgba(59, 130, 246, 0.14);
    --shadow-card:      0 1px 0 rgba(255,255,255,0.04), 0 4px 24px rgba(2,11,24,0.5);

    /* Transitions */
    --transition-fast: 0.18s ease;
    --transition-base: 0.28s ease;
    --transition-slow: 0.5s ease;
}

/* ─── Reset & Globals ───────────────────────────────────────── */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

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

a:hover {
    color: var(--color-secondary-light);
}

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

ul, ol { list-style: none; }

/* ─── Typography ────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text-white);
    line-height: 1.2;
    font-weight: 700;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.5rem); }
h4 { font-size: 1.15rem; }

p { color: var(--color-text-secondary); margin-bottom: var(--space-md); }

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.section-title { margin-bottom: var(--space-lg); }

.section-desc {
    max-width: 580px;
    margin: 0 auto var(--space-3xl);
    font-size: 1.05rem;
    text-align: center;
}

/* ─── Layout ────────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

section { padding: var(--space-4xl) 0; }

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

/* ─── Glass Card ────────────────────────────────────────────── */
.glass-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base),
                box-shadow var(--transition-base),
                border-color var(--transition-base);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(16,185,129,0.3), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow), var(--shadow-lg);
    border-color: var(--color-border-em);
}

.glass-card:hover::before { opacity: 1; }

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.875rem;
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius-pill);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.28);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(16, 185, 129, 0.45);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--color-text-white);
    border: 1.5px solid var(--color-border-light);
}

.btn-outline:hover {
    background: rgba(16, 185, 129, 0.06);
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-primary-light);
    border: 1px solid rgba(16, 185, 129, 0.25);
}

.btn-secondary:hover {
    background: rgba(16, 185, 129, 0.18);
    color: var(--color-primary-light);
    transform: translateY(-2px);
}

.btn-sm  { padding: 0.5rem 1.125rem; font-size: 0.875rem; }
.btn-lg  { padding: 1rem 2.5rem; font-size: 1rem; }

/* ─── Header ────────────────────────────────────────────────── */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
    background: rgba(2, 11, 24, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--color-border), 0 4px 20px rgba(2,11,24,0.4);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    flex-shrink: 0;
}

.header-logo img,
.header-logo svg { height: 38px; width: auto; }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2px;
}

.nav-menu a {
    padding: 0.5rem 0.875rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    letter-spacing: 0.01em;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-text-white);
    background: rgba(255, 255, 255, 0.05);
}

.nav-menu a.active {
    color: var(--color-primary-light);
}

.nav-cta { margin-left: var(--space-lg); }

/* Mobile hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ─── Footer ────────────────────────────────────────────────── */
.site-footer {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-4xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand { max-width: 290px; }

.footer-brand .footer-logo {
    height: 34px;
    width: auto;
    margin-bottom: var(--space-lg);
}

.footer-brand p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.65;
}

/* Footer trust badges */
.footer-badges {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-top: var(--space-lg);
}

.footer-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: rgba(16,185,129,0.08);
    border: 1px solid rgba(16,185,129,0.2);
    border-radius: var(--border-radius-pill);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--color-primary-light);
    letter-spacing: 0.03em;
}

.footer-col h4 {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.footer-col ul li { margin-bottom: var(--space-sm); }

.footer-col ul li a {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-col ul li a:hover { color: var(--color-primary-light); }

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: var(--space-lg) 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin: 0;
}

.footer-bottom-links { display: flex; gap: var(--space-lg); }

.footer-bottom-links a {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.footer-bottom-links a:hover { color: var(--color-primary-light); }

/* ─── Animations ────────────────────────────────────────────── */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50%       { transform: translateY(-20px) rotate(2deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%       { transform: scale(1.5); opacity: 0.5; }
}

@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
    0%   { background-position: -200% center; }
    100% { background-position: 200% center; }
}

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* ─── Scroll fade-in ────────────────────────────────────────── */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-delay-1.visible { transition-delay: 0.1s; }
.fade-in-delay-2.visible { transition-delay: 0.22s; }
.fade-in-delay-3.visible { transition-delay: 0.34s; }

/* ─── Hero Section ──────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    overflow: hidden;
    padding-top: var(--header-height);
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-bg .orb {
    position: absolute;
    filter: blur(100px);
    opacity: 0.18;
    animation: float 10s ease-in-out infinite;
    border-radius: 55% 45% 50% 50%;
}

.hero-bg .orb-1 {
    width: 550px; height: 380px;
    background: var(--color-primary);
    top: -5%; right: 0%;
    animation-delay: 0s;
}

.hero-bg .orb-2 {
    width: 500px; height: 320px;
    background: var(--color-secondary);
    bottom: -10%; left: -5%;
    animation-delay: 4s;
}

.hero-bg .orb-3 {
    width: 300px; height: 250px;
    background: var(--color-accent);
    top: 30%; left: 45%;
    animation-delay: 7s;
}

/* Grid dots pattern */
.hero-bg .grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle, rgba(16,185,129,0.08) 1px, transparent 1px);
    background-size: 48px 48px;
    opacity: 0.4;
}

/* Split layout */
.hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.375rem 0.875rem;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.22);
    border-radius: var(--border-radius-pill);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-primary-light);
    margin-bottom: var(--space-xl);
    letter-spacing: 0.02em;
}

.hero-badge .dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
    animation: pulse 2s ease-in-out infinite;
}

.hero h1 {
    margin-bottom: var(--space-lg);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.02em;
}

.hero p.hero-desc {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 520px;
    margin-bottom: var(--space-2xl);
    line-height: 1.75;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.hero-email-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-2xl);
    padding: 0.5rem 1rem;
    background: rgba(16,185,129,0.06);
    border: 1px solid var(--color-border-em);
    border-radius: var(--border-radius-pill);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.hero-email-tag strong { color: var(--color-primary-light); }

/* Email Mockup (right side) */
.hero-mockup {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: float 8s ease-in-out infinite;
}

.email-mockup {
    width: 100%;
    max-width: 420px;
    background: rgba(13, 31, 53, 0.85);
    border: 1px solid var(--color-border-em);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 0 60px rgba(16,185,129,0.1), var(--shadow-lg);
    backdrop-filter: blur(10px);
}

.mockup-header {
    background: rgba(17, 40, 68, 0.9);
    border-bottom: 1px solid var(--color-border);
    padding: 0.875rem 1.25rem;
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.mockup-dots { display: flex; gap: 6px; }

.mockup-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
}

.mockup-dot:nth-child(1) { background: #FF5F57; }
.mockup-dot:nth-child(2) { background: #FEBC2E; }
.mockup-dot:nth-child(3) { background: #28C840; }

.mockup-title {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    font-weight: 500;
    font-family: var(--font-body);
}

.mockup-body { padding: 1.25rem; }

.mockup-item {
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
    padding: 0.75rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.5rem;
    transition: background var(--transition-fast);
    cursor: default;
}

.mockup-item.active {
    background: rgba(16,185,129,0.08);
    border: 1px solid rgba(16,185,129,0.12);
}

.mockup-avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
    font-family: var(--font-heading);
}

.mockup-avatar.em { background: var(--gradient-primary); color: #fff; }
.mockup-avatar.bl { background: linear-gradient(135deg, #3B82F6, #6366F1); color: #fff; }
.mockup-avatar.vl { background: linear-gradient(135deg, #8B5CF6, #EC4899); color: #fff; }

.mockup-text { flex: 1; min-width: 0; }

.mockup-sender {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-white);
    margin-bottom: 2px;
    font-family: var(--font-heading);
}

.mockup-subject {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mockup-time {
    font-size: 0.6875rem;
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.mockup-compose {
    margin-top: var(--space-md);
    padding: var(--space-md) 1.25rem;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-sm);
    text-align: center;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #fff;
    font-family: var(--font-heading);
    letter-spacing: 0.02em;
}

.mockup-email-addr {
    padding: 0.75rem 1.25rem;
    background: rgba(16,185,129,0.06);
    border-top: 1px solid var(--color-border-em);
    font-size: 0.75rem;
    font-family: 'Courier New', monospace;
    color: var(--color-primary-light);
    text-align: center;
}

/* ─── Trust Bar ─────────────────────────────────────────────── */
.trust-bar {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-lg) 0;
}

.trust-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    letter-spacing: 0.01em;
}

.trust-icon {
    width: 32px; height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16,185,129,0.08);
    border: 1px solid rgba(16,185,129,0.15);
    border-radius: 8px;
    font-size: 1rem;
}

/* ─── Features ──────────────────────────────────────────────── */
.features { background: var(--color-bg); }

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.feature-card {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
}

.feature-icon {
    width: 60px; height: 60px;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    background: rgba(16,185,129,0.08);
    border: 1px solid rgba(16,185,129,0.14);
    font-size: 1.625rem;
    transition: all var(--transition-base);
}

.feature-icon.blue {
    background: rgba(59,130,246,0.08);
    border-color: rgba(59,130,246,0.14);
}

.feature-icon.violet {
    background: rgba(139,92,246,0.08);
    border-color: rgba(139,92,246,0.14);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(16,185,129,0.2);
}

.feature-card h3 { font-size: 1.2rem; margin-bottom: var(--space-sm); }
.feature-card p  { font-size: 0.9375rem; }

/* ─── How It Works ──────────────────────────────────────────── */
.how-it-works { background: var(--color-bg-light); }

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 28px;
    left: 18%;
    right: 18%;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0.25;
}

.step-card { text-align: center; position: relative; }

.step-number {
    width: 56px; height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 800;
    color: #fff;
    background: var(--gradient-primary);
    position: relative;
    z-index: 1;
    box-shadow: 0 0 20px rgba(16,185,129,0.25);
}

.step-card h3  { font-size: 1.1rem; margin-bottom: var(--space-sm); }

/* ─── Stats ─────────────────────────────────────────────────── */
.stats {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    text-align: center;
}

.stat-item {
    padding: var(--space-xl);
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0; top: 20%; bottom: 20%;
    width: 1px;
    background: var(--color-border);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* ─── Testimonials ──────────────────────────────────────────── */
.testimonials { background: var(--color-bg-light); }

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.testimonial-card { padding: var(--space-2xl); }

.testimonial-stars {
    display: flex;
    gap: 2px;
    margin-bottom: var(--space-md);
    color: var(--color-primary);
    font-size: 1rem;
}

.testimonial-card .quote {
    font-size: 0.9375rem;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
    line-height: 1.75;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
}

.testimonial-avatar {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.875rem;
    color: #fff;
    flex-shrink: 0;
}

.testimonial-info strong {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-white);
    font-family: var(--font-heading);
}

.testimonial-info span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ─── CTA Section ───────────────────────────────────────────── */
.cta-section {
    background: var(--color-bg);
    text-align: center;
}

.cta-box {
    background: var(--gradient-cta);
    border: 1px solid var(--color-border-em);
    border-radius: var(--border-radius-lg);
    padding: var(--space-4xl) var(--space-2xl);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
}

.cta-box::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

.cta-box::after {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(16,185,129,0.07) 0%, transparent 70%);
    pointer-events: none;
}

.cta-box h2 { margin-bottom: var(--space-md); }
.cta-box p  { font-size: 1.05rem; margin-bottom: var(--space-2xl); }

/* ─── Page Hero (inner pages) ───────────────────────────────── */
.page-hero {
    background: var(--gradient-hero);
    padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(16,185,129,0.06) 1px, transparent 1px);
    background-size: 48px 48px;
}

.page-hero .container { position: relative; }

.page-hero h1 {
    font-size: clamp(2rem, 4.5vw, 3rem);
    margin-bottom: var(--space-md);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.page-hero p { font-size: 1.05rem; color: var(--color-text-secondary); margin: 0; }

/* ─── Content Sections (inner pages) ───────────────────────── */
.content-section { background: var(--color-bg); }

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.content-grid.reverse { direction: rtl; }
.content-grid.reverse > * { direction: ltr; }

.content-text h2  { margin-bottom: var(--space-lg); }
.content-text p   { font-size: 1rem; }
.content-image    { display: flex; align-items: center; justify-content: center; }

/* ─── Services Grid ─────────────────────────────────────────── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.service-card { text-align: center; padding: var(--space-2xl) var(--space-xl); }

.service-icon {
    font-size: 2rem;
    margin-bottom: var(--space-lg);
    width: 64px; height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16,185,129,0.08);
    border: 1px solid rgba(16,185,129,0.13);
    border-radius: var(--border-radius);
    margin: 0 auto var(--space-lg);
}

.service-card h3 { font-size: 1.1rem; margin-bottom: var(--space-sm); }

/* ─── Values Grid ───────────────────────────────────────────── */
.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.value-card { text-align: left; padding: var(--space-xl); }

.value-icon {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    width: 50px; height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16,185,129,0.08);
    border-radius: var(--border-radius-sm);
}

.value-card h3 { font-size: 1.1rem; margin-bottom: var(--space-xs); }

/* ─── Pricing ───────────────────────────────────────────────── */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    max-width: 760px;
    margin: 0 auto;
}

.price-card { text-align: center; padding: var(--space-2xl); }

.price-card.featured {
    border-color: var(--color-border-em);
    background: linear-gradient(135deg, rgba(16,185,129,0.06), rgba(59,130,246,0.04));
    box-shadow: var(--shadow-glow);
}

.price-card h3 {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--space-md);
}

.price-amount {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xl);
}

.price-amount span {
    font-size: 1rem;
    -webkit-text-fill-color: var(--color-text-muted);
    color: var(--color-text-muted);
}

.price-features {
    text-align: left;
    margin-bottom: var(--space-xl);
}

.price-features li {
    padding: var(--space-sm) 0;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.price-features li::before {
    content: '✓';
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.875rem;
}

/* ─── Forms ─────────────────────────────────────────────────── */
.form-card {
    max-width: 560px;
    margin: 0 auto;
    padding: var(--space-2xl);
}

.form-group { margin-bottom: var(--space-xl); }

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    font-family: var(--font-heading);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    background: rgba(13, 31, 53, 0.7);
    border: 1.5px solid var(--color-border-light);
    border-radius: var(--border-radius-sm);
    padding: 0.75rem 1rem;
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(16,185,129,0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
}

.form-group.error input,
.form-group.error textarea {
    border-color: #F87171;
}

.form-error {
    font-size: 0.8125rem;
    color: #F87171;
    margin-top: var(--space-xs);
    display: none;
}

.form-group.error .form-error { display: block; }

/* Email input with domain suffix */
.email-preview-input {
    display: flex;
    align-items: center;
    background: rgba(13, 31, 53, 0.7);
    border: 1.5px solid var(--color-border-light);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.email-preview-input:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(16,185,129,0.1);
}

.email-preview-input input {
    border: none;
    background: transparent;
    flex: 1;
    box-shadow: none;
    border-radius: 0;
}

.email-preview-input input:focus { box-shadow: none; }

.email-domain {
    padding: 0 0.875rem;
    font-size: 0.9rem;
    color: var(--color-primary-light);
    font-weight: 600;
    white-space: nowrap;
    background: rgba(16,185,129,0.07);
    border-left: 1px solid var(--color-border-em);
    height: 100%;
    display: flex;
    align-items: center;
    font-family: 'Courier New', monospace;
}

/* Checkbox */
.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 18px; height: 18px;
    flex-shrink: 0;
    accent-color: var(--color-primary);
    cursor: pointer;
    margin-top: 2px;
}

.form-checkbox span {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* Contact layout */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-info-list { margin-top: var(--space-xl); }

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.contact-info-icon {
    width: 42px; height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16,185,129,0.08);
    border: 1px solid var(--color-border-em);
    border-radius: var(--border-radius-sm);
    font-size: 1.125rem;
    flex-shrink: 0;
}

.contact-info-text strong {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-white);
    margin-bottom: 2px;
    font-family: var(--font-heading);
}

.contact-info-text p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* ─── Privacy / text-content ─────────────────────────────────── */
.text-content {
    max-width: 760px;
    margin: 0 auto;
}

.text-content h2 {
    font-size: 1.4rem;
    margin: var(--space-2xl) 0 var(--space-md);
    color: var(--color-text-white);
}

.text-content h2:first-child { margin-top: 0; }

.text-content p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.text-content ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: var(--space-md);
}

.text-content ul li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    line-height: 1.7;
    list-style-type: disc;
}

/* ─── Back to Top ────────────────────────────────────────────── */
.back-to-top {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 42px; height: 42px;
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
    opacity: 0;
    transform: translateY(12px);
    transition: opacity var(--transition-base), transform var(--transition-base);
    z-index: 900;
}

.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover   { transform: translateY(-3px); }

/* ─── Nav Overlay (mobile) ───────────────────────────────────── */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(2, 11, 24, 0.6);
    backdrop-filter: blur(4px);
    z-index: 800;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.nav-overlay.active { opacity: 1; }

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .hero-inner { gap: var(--space-2xl); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    :root { --space-4xl: 4rem; }

    /* Hero goes single column */
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-content { text-align: center; }
    .hero-desc { margin-left: auto; margin-right: auto; }
    .hero-buttons { justify-content: center; }
    .hero-email-tag { margin: var(--space-xl) auto 0; }
    .hero-mockup { display: none; }

    /* Nav mobile */
    .hamburger { display: flex; }
    .nav-overlay { display: block; }

    .nav-menu {
        position: fixed;
        top: 0; right: -100%; bottom: 0;
        width: 280px;
        flex-direction: column;
        align-items: stretch;
        justify-content: start;
        gap: 0;
        background: rgba(7, 20, 38, 0.97);
        backdrop-filter: blur(20px);
        border-left: 1px solid var(--color-border);
        padding: calc(var(--header-height) + var(--space-lg)) var(--space-xl) var(--space-xl);
        z-index: 900;
        transition: right var(--transition-base);
    }

    .nav-menu.open { right: 0; }

    .nav-menu a {
        padding: 0.875rem var(--space-md);
        font-size: 1rem;
        border-radius: var(--border-radius-sm);
    }

    .nav-cta { margin: var(--space-lg) 0 0; }

    /* Grids → single col */
    .features-grid,
    .steps-grid,
    .stats-grid,
    .services-grid,
    .content-grid,
    .values-grid,
    .pricing-grid,
    .testimonials-grid,
    .contact-grid { grid-template-columns: 1fr; }

    .steps-grid::before { display: none; }
    .content-grid.reverse { direction: ltr; }
    .stat-item::after { display: none; }

    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }

    .footer-bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }

    .trust-inner { gap: var(--space-lg); }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--space-lg); }
    .footer-grid { grid-template-columns: 1fr; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .btn-lg { width: 100%; justify-content: center; }
}