/**
 * Filimmo - Site Marketing CSS
 * Design moderne, professionnel et responsive
 */

/* ============================================
   CSS Variables
   ============================================ */

:root {
    /* Colors */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --secondary: #10b981;
    --secondary-dark: #059669;
    --accent: #f59e0b;
    --accent-dark: #d97706;
    --purple: #7c3aed;
    --purple-light: #8b5cf6;

    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --gray-950: #030712;

    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    /* Typography - SaaS Weights */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;

    /* Gradients - SaaS Style */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    --gradient-primary-hover: linear-gradient(135deg, #1d4ed8 0%, #6d28d9 100%);
    --gradient-hero: linear-gradient(180deg, #ffffff 0%, #f0f4ff 50%, #e0e7ff 100%);
    --gradient-hero-radial: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
    --gradient-cta: linear-gradient(135deg, #2563eb 0%, #1e40af 50%, #7c3aed 100%);
    --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    --gradient-dark: linear-gradient(180deg, #111827 0%, #1f2937 100%);
    --gradient-glow: linear-gradient(135deg, rgba(37, 99, 235, 0.2) 0%, rgba(124, 58, 237, 0.2) 100%);

    /* 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;
    --space-5xl: 8rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows - SaaS Style with Glow */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.15);
    --shadow-glow-lg: 0 0 60px rgba(37, 99, 235, 0.2);
    --shadow-card-hover: 0 20px 40px -15px rgba(0, 0, 0, 0.15), 0 0 30px rgba(37, 99, 235, 0.1);
    --shadow-primary: 0 4px 14px 0 rgba(37, 99, 235, 0.4);
    --shadow-primary-lg: 0 8px 25px -5px rgba(37, 99, 235, 0.5);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-bounce: 400ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ============================================
   SaaS Animations
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(37, 99, 235, 0.4);
    }
    50% {
        box-shadow: 0 0 40px rgba(37, 99, 235, 0.6), 0 0 60px rgba(124, 58, 237, 0.3);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-in-scale {
    animation: fadeInScale 0.5s ease forwards;
}

.animate-glow-pulse {
    animation: glowPulse 2s ease-in-out infinite;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* ============================================
   Reset & Base
   ============================================ */

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

* {
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-700);
    background-color: #fff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

input, button, textarea, select {
    font: inherit;
}

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

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

h1, h2, h3, h4, h5, h6 {
    color: var(--gray-900);
    line-height: 1.2;
    font-weight: var(--font-weight-bold);
}

h1 { 
    font-size: 3.5rem; 
    letter-spacing: -0.03em; 
    font-weight: var(--font-weight-extrabold);
}
h2 { 
    font-size: 2.5rem; 
    letter-spacing: -0.025em;
    font-weight: var(--font-weight-extrabold);
}
h3 { 
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
}
h4 { 
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
}

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

.text-gradient-animated {
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #2563eb 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ============================================
   Layout
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section {
    padding: var(--space-5xl) 0;
}

.section-sm {
    padding: var(--space-3xl) 0;
}

.section-gray {
    background-color: var(--gray-50);
}

.section-dark {
    background-color: var(--gray-900);
    color: var(--gray-300);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: #fff;
}

.section-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
}

.section-primary h2,
.section-primary h3 {
    color: #fff;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray-500);
}

.section-primary .section-header p {
    color: rgba(255,255,255,0.85);
}

/* ============================================
   Header / Navigation - Glassmorphism SaaS
   ============================================ */

.site-header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-normal);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08), 0 0 40px rgba(37, 99, 235, 0.05);
    border-bottom-color: rgba(37, 99, 235, 0.1);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.logo:hover {
    transform: scale(1.02);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    transition: all var(--transition-fast);
}

.logo:hover .logo-icon {
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
    transform: rotate(-5deg);
}

.logo-text {
    font-size: 1.625rem;
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
}

.logo-img {
    height: 32px;
    width: auto;
    max-width: 140px;
    object-fit: contain;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.site-nav a {
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    position: relative;
    padding: var(--space-xs) 0;
    white-space: nowrap;
}

/* Underline uniquement sur les liens texte (pas les boutons) */
.site-nav > a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
    transition: width var(--transition-fast);
}

.site-nav > a:not(.btn):hover {
    color: var(--gray-900);
}

.site-nav > a:not(.btn):hover::after {
    width: 100%;
}

.site-nav > a:not(.btn).active {
    color: var(--primary);
    font-weight: var(--font-weight-semibold);
}

.site-nav > a:not(.btn).active::after {
    width: 100%;
}

/* Boutons Connexion / Essai gratuit - design propre */
.nav-cta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-cta .btn,
.nav-cta a.btn {
    /* Reset - pas d'héritage des styles nav */
    position: relative;
    padding: 0.5rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.nav-cta .btn::after,
.nav-cta a.btn::after {
    display: none !important;
}

/* Connexion - bouton outline */
.nav-cta .btn-outline,
.nav-cta a.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 1.5px solid var(--gray-300);
}

.nav-cta .btn-outline:hover,
.nav-cta a.btn-outline:hover {
    background: var(--gray-50);
    color: var(--gray-900);
    border-color: var(--gray-400);
}

.nav-cta .btn-outline.active,
.nav-cta a.btn-outline.active {
    background: var(--primary-50);
    color: var(--primary);
    border-color: var(--primary-200);
}

/* Essai gratuit / Déconnexion - bouton plein */
.nav-cta .btn-primary,
.nav-cta a.btn-primary {
    background: var(--primary);
    color: #fff !important;
    border: none;
}

.nav-cta .btn-primary:hover,
.nav-cta a.btn-primary:hover {
    background: var(--primary-dark);
    color: #fff !important;
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--gray-700);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.nav-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.nav-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.625rem 1.25rem;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary,
a.btn-primary {
    background: var(--gradient-primary);
    color: #fff !important;
    border: none;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover,
a.btn-primary:hover {
    background: var(--gradient-primary-hover);
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    background: var(--secondary);
    color: #fff;
    border-color: var(--secondary);
}

.btn-secondary:hover {
    background: var(--secondary-dark);
    border-color: var(--secondary-dark);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border-color: var(--gray-300);
}

.btn-outline:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
    color: var(--gray-900);
}

.btn-white {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
}

.btn-white:hover {
    background: var(--gray-50);
    border-color: var(--gray-50);
    color: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-ghost {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.3);
}

.btn-ghost:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
    color: #fff;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1.0625rem;
    border-radius: var(--radius-lg);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
    white-space: nowrap;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

.btn-block {
    width: 100%;
}

/* ============================================
   Alerts
   ============================================ */

.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
}

.alert-error {
    background: #fef2f2;
    color: var(--error);
    border: 1px solid #fecaca;
}

.alert-success {
    background: #ecfdf5;
    color: var(--success);
    border: 1px solid #a7f3d0;
}

/* ============================================
   Badge / Tag
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: clamp(0.25rem, 0.5vh, 0.5rem) clamp(0.75rem, 1.5vw, 1.25rem);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-size: clamp(0.6875rem, 1vw, 0.875rem);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.01em;
    border: 1px solid rgba(37, 99, 235, 0.2);
    margin-bottom: clamp(0.5rem, 1.5vh, 1rem);
    animation: fadeInDown 0.6s ease forwards;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--gradient-primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
    box-shadow: 0 0 8px rgba(37, 99, 235, 0.5);
}

@keyframes pulse-dot {
    0%, 100% { 
        opacity: 1; 
        box-shadow: 0 0 8px rgba(37, 99, 235, 0.5);
    }
    50% { 
        opacity: 0.6; 
        box-shadow: 0 0 16px rgba(37, 99, 235, 0.8);
    }
}

.tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--gray-100);
    color: var(--gray-600);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tag-primary {
    background: var(--primary-50);
    color: var(--primary);
}

/* ============================================
   Hero Section - SaaS Modern Design
   ============================================ */

.hero {
    min-height: calc(100svh - 64px);
    padding: clamp(1.5rem, 4vh, 4rem) 0 clamp(1rem, 3vh, 3rem);
    background: var(--gradient-hero);
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: -40%;
    left: 50%;
    transform: translateX(-50%);
    width: 120%;
    height: 100%;
    background: var(--gradient-hero-radial);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 10%;
    right: -10%;
    width: 40%;
    height: 80%;
    background: radial-gradient(ellipse, rgba(124, 58, 237, 0.08) 0%, transparent 70%);
    pointer-events: none;
    animation: float 6s ease-in-out infinite;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(1.75rem, 4vw + 0.5rem, 3.5rem);
    font-weight: var(--font-weight-black);
    line-height: 1.15;
    margin-bottom: clamp(0.5rem, 1.5vh, 1rem);
    letter-spacing: -0.035em;
    animation: fadeInUp 0.8s ease forwards;
}

.hero h1 .text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 50%, var(--primary-light) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease infinite;
}

.hero-subtitle {
    font-size: clamp(0.9375rem, 1.5vw + 0.25rem, 1.25rem);
    color: var(--gray-600);
    max-width: 640px;
    margin: 0 auto clamp(0.75rem, 2vh, 1.5rem);
    line-height: 1.6;
    font-weight: var(--font-weight-normal);
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.hero-form {
    max-width: 640px;
    margin: 0 auto clamp(0.5rem, 1.5vh, 1rem);
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-input-group {
    display: flex;
    gap: 0;
    background: #fff;
    padding: clamp(6px, 1vh, 8px);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl), var(--shadow-glow), 0 0 0 1px rgba(37, 99, 235, 0.1);
    transition: all var(--transition-normal);
}

.hero-input-group:focus-within {
    box-shadow: var(--shadow-xl), var(--shadow-glow-lg), 0 0 0 2px var(--primary);
    transform: translateY(-2px);
}

.hero-input-group input {
    flex: 1;
    padding: clamp(0.75rem, 1.5vh, 1rem) clamp(1rem, 2vw, 1.5rem);
    border: none;
    font-size: clamp(0.875rem, 1.2vw + 0.25rem, 1.0625rem);
    background: transparent;
    outline: none;
    min-width: 0;
}

.hero-input-group input::placeholder {
    color: var(--gray-400);
}

.hero-input-group .btn {
    padding: clamp(0.75rem, 1.5vh, 1rem) clamp(1rem, 2vw, 1.5rem);
    font-size: clamp(0.875rem, 1vw + 0.25rem, 1rem);
    font-weight: var(--font-weight-semibold);
    background: var(--gradient-primary);
    border: none;
    box-shadow: var(--shadow-primary);
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.hero-input-group .btn:hover {
    box-shadow: var(--shadow-primary-lg);
    transform: translateY(-1px);
}

.hero-hint {
    font-size: clamp(0.75rem, 1vw, 0.875rem);
    color: var(--gray-500);
    margin-top: clamp(0.25rem, 0.75vh, 0.5rem);
}

.hero-social-proof {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: clamp(0.75rem, 2vh, 1.5rem);
    font-size: clamp(0.75rem, 1vw + 0.25rem, 0.9375rem);
    color: var(--gray-600);
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-avatars {
    display: flex;
}

.hero-avatar {
    width: clamp(24px, 3vw, 36px);
    height: clamp(24px, 3vw, 36px);
    border-radius: 50%;
    border: 2px solid #fff;
    margin-left: clamp(-6px, -0.8vw, -10px);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(0.5rem, 0.8vw, 0.75rem);
    font-weight: var(--font-weight-bold);
    color: #fff;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
    transition: transform var(--transition-fast);
}

.hero-avatar:hover {
    transform: translateY(-3px) scale(1.1);
    z-index: 10;
}

.hero-avatar:first-child {
    margin-left: 0;
}

.hero-stars {
    color: var(--accent);
    font-size: 1.125rem;
    letter-spacing: 2px;
    text-shadow: 0 2px 4px rgba(245, 158, 11, 0.3);
}

/* ============================================
   Hero Tabs (URL / Manuel)
   ============================================ */

.hero-tabs {
    display: inline-flex;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    padding: 4px;
    margin: 0 auto clamp(0.5rem, 1.5vh, 1rem);
    gap: 4px;
}

.hero-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: clamp(6px, 1vh, 10px) clamp(14px, 2vw, 24px);
    border: none;
    border-radius: var(--radius-full);
    background: transparent;
    font-size: clamp(0.75rem, 1vw + 0.25rem, 0.9375rem);
    font-weight: 500;
    color: var(--gray-500);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-sans);
    white-space: nowrap;
}

.hero-tab:hover {
    color: var(--gray-700);
}

.hero-tab.active {
    background: #fff;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.hero-tab svg {
    flex-shrink: 0;
}

/* Tab content visibility */
.hero-tab-content {
    display: none;
}

.hero-tab-content.active {
    display: block;
    animation: tabFadeIn 0.25s ease;
}

@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   Upload Zone (Import Manuel)
   ============================================ */

.hero-upload-zone {
    max-width: 640px;
    margin: 0 auto clamp(0.5rem, 1vh, 0.75rem);
    padding: clamp(1rem, 2vh, 2rem) var(--space-lg);
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-xl);
    background: #fff;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.hero-upload-zone:hover {
    border-color: var(--primary-200);
    background: var(--primary-50);
}

.hero-upload-zone.drag-over {
    border-color: var(--primary);
    background: var(--primary-50);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.upload-icon {
    color: var(--gray-400);
    margin-bottom: var(--space-md);
    transition: color var(--transition-normal);
}

.hero-upload-zone:hover .upload-icon,
.hero-upload-zone.drag-over .upload-icon {
    color: var(--primary);
}

.upload-text {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-xs);
}

.upload-subtext {
    font-size: 0.9375rem;
    color: var(--gray-500);
    margin-bottom: var(--space-sm);
}

.upload-browse {
    color: var(--primary);
    font-weight: 500;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.upload-browse:hover {
    color: var(--primary-dark);
}

.upload-input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.upload-formats {
    font-size: 0.8125rem;
    color: var(--gray-400);
    margin-top: var(--space-sm);
}

/* Upload preview */
.upload-preview {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
}

.upload-preview-item {
    position: relative;
    width: 120px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: #fff;
    animation: tabFadeIn 0.3s ease;
}

.upload-preview-item img {
    display: block;
    width: 100%;
    height: 90px;
    object-fit: cover;
}

.upload-preview-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 22px;
    height: 22px;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.upload-preview-remove:hover {
    background: var(--error);
}

.upload-preview-name {
    display: block;
    padding: 4px 8px;
    font-size: 0.6875rem;
    color: var(--gray-600);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.upload-message {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--accent);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    text-align: center;
    margin-bottom: var(--space-sm);
}

.upload-message a {
    color: #fff;
    text-decoration: underline;
    font-weight: 600;
}

/* Upload submit button */
.btn-upload-submit {
    display: block;
    max-width: 680px;
    width: 100%;
    margin: var(--space-md) auto 0;
}

.btn-upload-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   Portals Bar
   ============================================ */

.portals-bar {
    padding: var(--space-2xl) 0;
    border-bottom: 1px solid var(--gray-100);
    background: #fff;
}

.portals-label {
    text-align: center;
    color: var(--gray-400);
    font-size: 0.8125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-lg);
}

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

.portal-name {
    font-weight: 700;
    color: var(--gray-300);
    font-size: 1.125rem;
    letter-spacing: 0.02em;
    transition: color var(--transition-normal);
}

.portal-name:hover {
    color: var(--gray-500);
}

/* ============================================
   Features Grid - SaaS Cards
   ============================================ */

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

.feature-card {
    background: var(--gradient-card);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.feature-card:hover {
    border-color: transparent;
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-8px) scale(1.02);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
    color: var(--primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.25);
}

.feature-icon svg {
    width: 26px;
    height: 26px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
    font-weight: var(--font-weight-bold);
}

.feature-card p {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.feature-icon-green {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    color: var(--secondary);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

.feature-card:hover .feature-icon-green {
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.25);
}

.feature-icon-amber {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    color: var(--accent);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.15);
}

.feature-card:hover .feature-icon-amber {
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.25);
}

.feature-icon-purple {
    background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
    color: #7c3aed;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.15);
}

.feature-card:hover .feature-icon-purple {
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.25);
}

.feature-icon-rose {
    background: linear-gradient(135deg, #fff1f2 0%, #fecdd3 100%);
    color: #e11d48;
    box-shadow: 0 4px 12px rgba(225, 29, 72, 0.15);
}

.feature-card:hover .feature-icon-rose {
    box-shadow: 0 8px 20px rgba(225, 29, 72, 0.25);
}

.feature-icon-cyan {
    background: linear-gradient(135deg, #ecfeff 0%, #cffafe 100%);
    color: #06b6d4;
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.15);
}

.feature-card:hover .feature-icon-cyan {
    box-shadow: 0 8px 20px rgba(6, 182, 212, 0.25);
}

/* ============================================
   Steps / How it works - Modern SaaS
   ============================================ */

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

.steps-grid::before {
    content: '';
    position: absolute;
    top: 44px;
    left: calc(16.66% + 36px);
    right: calc(16.66% + 36px);
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--purple) 50%, var(--primary) 100%);
    background-size: 200% 100%;
    animation: shimmer 3s linear infinite;
    z-index: 0;
    border-radius: 2px;
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
    padding: var(--space-md);
}

.step-number {
    width: 88px;
    height: 88px;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 1.75rem;
    font-weight: var(--font-weight-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-xl);
    box-shadow: var(--shadow-primary-lg);
    position: relative;
    transition: all var(--transition-normal);
}

.step-number::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.2;
    z-index: -1;
    transition: all var(--transition-normal);
}

.step-card:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.4);
}

.step-card:hover .step-number::before {
    inset: -8px;
    opacity: 0.15;
}

.step-card h3 {
    font-size: 1.375rem;
    margin-bottom: var(--space-sm);
    font-weight: var(--font-weight-bold);
}

.step-card p {
    color: var(--gray-600);
    font-size: 1rem;
    max-width: 300px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================================
   Stats Row - SaaS Style
   ============================================ */

.section-dark {
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.section-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse 50% 80% at 50% 0%, rgba(37, 99, 235, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    text-align: center;
    position: relative;
    z-index: 1;
}

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

.stat-item::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: linear-gradient(180deg, transparent 0%, rgba(255,255,255,0.1) 50%, transparent 100%);
}

.stat-item:last-child::after {
    display: none;
}

.stat-number {
    display: block;
    font-size: 3.5rem;
    font-weight: var(--font-weight-black);
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-400);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   Testimonials - SaaS Style
   ============================================ */

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

.testimonial-card {
    background: var(--gradient-card);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    position: relative;
    transition: all var(--transition-normal);
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-glow);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.testimonial-card:hover {
    border-color: var(--primary-200);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
}

.testimonial-card:hover::before {
    opacity: 0.5;
}

.testimonial-quote {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-xl);
    font-size: 4rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.3;
    font-family: Georgia, serif;
    line-height: 1;
    z-index: 1;
}

.testimonial-stars {
    color: var(--accent);
    font-size: 1rem;
    margin-bottom: var(--space-md);
    letter-spacing: 3px;
    position: relative;
    z-index: 1;
}

.testimonial-text {
    font-size: 1rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    position: relative;
    z-index: 1;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
    transition: transform var(--transition-fast);
}

.testimonial-card:hover .testimonial-avatar {
    transform: scale(1.1);
}

.testimonial-info strong {
    display: block;
    font-size: 1rem;
    color: var(--gray-900);
    font-weight: var(--font-weight-semibold);
}

.testimonial-info span {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ============================================
   CTA Section - SaaS Style
   ============================================ */

.section-primary {
    background: var(--gradient-cta);
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
    position: relative;
    overflow: hidden;
}

.section-primary::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 50%);
    animation: float 10s ease-in-out infinite;
}

.cta-section {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    margin-bottom: var(--space-md);
    font-size: 2.75rem;
    font-weight: var(--font-weight-extrabold);
    color: #fff;
}

.cta-section p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--space-xl);
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    color: rgba(255,255,255,0.9);
}

.cta-buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-white {
    font-weight: var(--font-weight-semibold);
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

.cta-buttons .btn-ghost {
    font-weight: var(--font-weight-semibold);
    padding: 1rem 2rem;
    font-size: 1.0625rem;
    border-color: rgba(255,255,255,0.4);
}

.cta-buttons .btn-ghost:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.6);
}

/* ============================================
   Blog Cards
   ============================================ */

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

.blog-card {
    background: #fff;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all var(--transition-normal);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    border-color: var(--primary-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    color: inherit;
}

.blog-card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.blog-card-image .blog-icon {
    width: 64px;
    height: 64px;
    color: var(--primary-200);
}

.blog-card-body {
    padding: var(--space-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 0.8125rem;
    color: var(--gray-400);
}

.blog-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
    transition: color var(--transition-fast);
}

.blog-card:hover h3 {
    color: var(--primary);
}

.blog-card-excerpt {
    color: var(--gray-500);
    font-size: 0.875rem;
    line-height: 1.7;
    flex: 1;
}

.blog-card-footer {
    padding: var(--space-md) var(--space-xl) var(--space-xl);
}

.blog-read-more {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.blog-read-more svg {
    transition: transform var(--transition-fast);
}

.blog-card:hover .blog-read-more svg {
    transform: translateX(4px);
}

/* Blog card color variants */
.blog-card-image.bg-green {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
}
.blog-card-image.bg-green .blog-icon { color: #a7f3d0; }

.blog-card-image.bg-amber {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
}
.blog-card-image.bg-amber .blog-icon { color: #fde68a; }

.blog-card-image.bg-purple {
    background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
}
.blog-card-image.bg-purple .blog-icon { color: #c4b5fd; }

.blog-card-image.bg-rose {
    background: linear-gradient(135deg, #fff1f2 0%, #fecdd3 100%);
}
.blog-card-image.bg-rose .blog-icon { color: #fda4af; }

.blog-card-image.bg-cyan {
    background: linear-gradient(135deg, #ecfeff 0%, #cffafe 100%);
}
.blog-card-image.bg-cyan .blog-icon { color: #67e8f9; }

/* ============================================
   Article Page
   ============================================ */

.article-header {
    padding: var(--space-4xl) 0 var(--space-2xl);
    background: var(--gray-50);
    text-align: center;
}

.article-header .tag {
    margin-bottom: var(--space-lg);
}

.article-header h1 {
    font-size: 2.5rem;
    max-width: 800px;
    margin: 0 auto var(--space-lg);
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    color: var(--gray-400);
    font-size: 0.875rem;
}

.article-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-content {
    padding: var(--space-3xl) 0;
}

.article-body {
    font-size: 1.0625rem;
    line-height: 1.85;
    color: var(--gray-700);
}

.article-body h2 {
    font-size: 1.75rem;
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--gray-100);
}

.article-body h3 {
    font-size: 1.375rem;
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
}

.article-body p {
    margin-bottom: var(--space-lg);
}

.article-body ul,
.article-body ol {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.article-body li {
    margin-bottom: var(--space-sm);
}

.article-body strong {
    color: var(--gray-900);
}

.article-body blockquote {
    border-left: 4px solid var(--primary);
    padding: var(--space-lg) var(--space-xl);
    background: var(--primary-50);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: var(--space-xl) 0;
    font-style: italic;
    color: var(--gray-600);
}

.article-callout {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin: var(--space-xl) 0;
}

.article-callout h4 {
    margin-bottom: var(--space-sm);
}

.article-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    margin: var(--space-3xl) 0 var(--space-xl);
}

.article-cta h3 {
    color: #fff;
    margin-bottom: var(--space-sm);
}

.article-cta p {
    opacity: 0.9;
    margin-bottom: var(--space-lg);
}

/* Related articles */
.related-articles {
    border-top: 1px solid var(--gray-200);
}

/* ============================================
   Page Header (About, Features...)
   ============================================ */

.page-header {
    padding: var(--space-4xl) 0 var(--space-2xl);
    background: linear-gradient(180deg, var(--gray-50) 0%, #fff 100%);
    text-align: center;
}

.page-header h1 {
    margin-bottom: var(--space-md);
}

.page-header p {
    font-size: 1.25rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   About Page
   ============================================ */

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

.about-story-text h2 {
    font-size: 1.75rem;
    margin-bottom: var(--space-lg);
}

.about-story-text p {
    font-size: 1.0625rem;
    color: var(--gray-600);
    line-height: 1.8;
}

.about-story-visual {
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-3xl);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 360px;
}

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

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

.about-value-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-50);
    color: var(--primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
}

.about-value-icon svg {
    width: 28px;
    height: 28px;
}

.about-value h3 {
    margin-bottom: var(--space-sm);
}

.about-value p {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

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

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

.about-team-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-size: 2rem;
}

.about-team-card h4 {
    margin-bottom: 4px;
}

.about-team-card span {
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* ============================================
   Features Page
   ============================================ */

.feature-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    margin-bottom: var(--space-4xl);
}

.feature-showcase:nth-child(even) {
    direction: rtl;
}

.feature-showcase:nth-child(even) > * {
    direction: ltr;
}

.feature-showcase-text h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.feature-showcase-text p {
    color: var(--gray-600);
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.feature-showcase-visual {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.feature-list-check {
    width: 20px;
    height: 20px;
    min-width: 20px;
    background: #ecfdf5;
    color: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}

.feature-list-check svg {
    width: 12px;
    height: 12px;
}

/* ============================================
   Breadcrumbs
   ============================================ */

.breadcrumbs {
    padding: var(--space-md) 0;
    font-size: 0.8125rem;
    color: var(--gray-400);
}

.breadcrumbs a {
    color: var(--gray-400);
}

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

.breadcrumbs span {
    margin: 0 var(--space-sm);
}

/* ============================================
   Footer - Modern Dark SaaS
   ============================================ */

.site-footer {
    background: var(--gradient-dark);
    color: var(--gray-400);
    padding: var(--space-4xl) 0 var(--space-2xl);
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(37, 99, 235, 0.3) 50%, transparent 100%);
}

.site-footer::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(124, 58, 237, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
    position: relative;
    z-index: 1;
}

.footer-brand .logo-text {
    font-size: 1.75rem;
    font-weight: var(--font-weight-extrabold);
    display: inline-block;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--gray-500);
    max-width: 320px;
}

.footer-outils-immo-badge {
    display: inline-block;
    text-decoration: none;
    font-family: var(--font-sans);
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    color: #fff;
    padding: 10px 16px;
    border-radius: 10px;
    line-height: 1.5;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
    margin-top: var(--space-lg);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.footer-outils-immo-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.4);
}

.footer-outils-immo-badge .footer-badge-stars {
    display: block;
    font-size: 13px;
}

.footer-outils-immo-badge .footer-badge-text {
    display: block;
    font-size: 11px;
    margin-top: 2px;
    font-weight: var(--font-weight-normal);
}

.footer-outils-immo-badge .footer-badge-text strong {
    font-weight: var(--font-weight-bold);
}

.footer-col h4 {
    color: #fff;
    font-size: 0.8125rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-lg);
    position: relative;
    padding-bottom: var(--space-sm);
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

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

.footer-col a {
    color: var(--gray-500);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-col a:hover {
    color: #fff;
    transform: translateX(4px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--gray-600);
    position: relative;
    z-index: 1;
}

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

.footer-bottom-links a {
    color: var(--gray-600);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

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

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
    /* Nav mobile dès 1024px */
    .nav-toggle {
        display: flex;
    }

    .site-nav {
        display: none;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: var(--space-2xl);
        gap: var(--space-md);
        z-index: 999;
    }

    .site-nav.open {
        display: flex;
    }

    .site-nav a {
        font-size: 1rem;
        padding: var(--space-md) 0;
        border-bottom: 1px solid var(--gray-100);
        white-space: normal;
    }

    .nav-cta {
        flex-direction: column;
        width: 100%;
        margin-top: var(--space-md);
    }

    .nav-cta .btn {
        width: 100%;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }

    .about-story {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .feature-showcase {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .feature-showcase:nth-child(even) {
        direction: ltr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }

    .hero {
        min-height: calc(100svh - 64px);
    }

    .hero-input-group {
        flex-direction: column;
    }

    .hero-tabs {
        flex-direction: row;
    }

    .hero-tab {
        padding: 8px 18px;
        font-size: 0.875rem;
    }

    .hero-upload-zone {
        padding: var(--space-xl) var(--space-md);
    }

    .upload-preview-item {
        width: 100px;
    }

    .upload-preview-item img {
        height: 70px;
    }

    .section {
        padding: var(--space-3xl) 0;
    }

    .section-header {
        margin-bottom: var(--space-2xl);
    }

    /* Grids */
    .features-grid,
    .steps-grid,
    .testimonials-grid,
    .blog-grid,
    .about-values,
    .about-team-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat-number {
        font-size: 2rem;
    }

    .steps-grid::before {
        display: none;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

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

    .footer-bottom-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    /* Article */
    .article-header h1 {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {

    .hero-tab {
        padding: 8px 14px;
        font-size: 0.8125rem;
        gap: 6px;
    }

    .hero-tab svg {
        width: 15px;
        height: 15px;
    }

    .upload-text {
        font-size: 0.9375rem;
    }

    .portals-logos {
        gap: var(--space-lg);
    }

    .portal-name {
        font-size: 0.9375rem;
    }
}

/* ============================================
   App Pages (Login, Register, Compte, etc.)
   Styles pour les pages d'application avec
   header/footer simplifiés
   ============================================ */

/* Simple Header (pages app) */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.header .logo-text {
    font-size: 1.5rem;
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav a {
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.nav a:hover {
    color: var(--gray-900);
}

/* Simple Footer (pages app) */
.footer {
    background: var(--gray-950);
    color: var(--gray-400);
    padding: var(--space-2xl) 0;
}

.footer .logo-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-brand p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

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

.footer-links a {
    color: var(--gray-500);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: #fff;
}

/* Form Components */
.input-group {
    display: flex;
    gap: var(--space-md);
    background: white;
    padding: var(--space-sm);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

.input-group:focus-within {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg), 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-group input {
    flex: 1;
    padding: var(--space-md);
    border: none;
    font-size: 1rem;
    background: transparent;
    outline: none;
}

.input-group input::placeholder {
    color: var(--gray-400);
}

.form-hint {
    margin-top: var(--space-md);
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Auth Forms */
.auth-page {
    min-height: calc(100vh - 72px - 100px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl) var(--space-lg);
    background: var(--gradient-hero);
}

.auth-card {
    background: #fff;
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.auth-card h1 {
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: var(--space-lg);
}

.auth-card .form-group {
    margin-bottom: var(--space-lg);
}

.auth-card label {
    display: block;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--gray-700);
    margin-bottom: var(--space-xs);
}

.auth-card input[type="text"],
.auth-card input[type="email"],
.auth-card input[type="password"] {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.auth-card input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.auth-card .btn {
    width: 100%;
}

.auth-links {
    text-align: center;
    margin-top: var(--space-lg);
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.auth-links a {
    color: var(--primary);
    font-weight: var(--font-weight-medium);
}

/* Button Loader */
.btn-loader {
    width: 20px;
    height: 20px;
}

.spinner {
    animation: spin 1s linear infinite;
}

/* Compte Page */
.compte-page {
    padding: var(--space-2xl) 0 var(--space-3xl);
    background: var(--gray-50);
    min-height: calc(100vh - 72px - 100px);
}

.compte-header {
    margin-bottom: var(--space-2xl);
}

.compte-header h1 {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
}

.compte-header p {
    color: var(--gray-600);
}

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

.compte-card {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

.compte-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-200);
}

.compte-card h2 {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.compte-card h2 svg {
    color: var(--primary);
}

.credits-display {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.credits-number {
    font-size: 3rem;
    font-weight: var(--font-weight-black);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.credits-label {
    font-size: 1rem;
    color: var(--gray-600);
}

.annonces-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.annonce-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.annonce-item:hover {
    background: var(--gray-100);
}

.annonce-item-info h4 {
    font-size: 0.9375rem;
    margin-bottom: 2px;
}

.annonce-item-info span {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

/* Responsive App Pages */
@media (max-width: 768px) {
    .header .container {
        height: 64px;
    }
    
    .nav {
        gap: var(--space-md);
    }
    
    .nav a {
        font-size: 0.875rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .auth-card {
        padding: var(--space-xl);
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .input-group .btn {
        width: 100%;
    }
    
    .compte-header h1 {
        font-size: 1.5rem;
    }
}