/* ============================================
   ArchiSite AI — Professional Site Analysis
   Elegant Futuristic Light Theme
   ============================================ */

:root {
    /* Colors - Elegant Light Palette */
    --bg-primary: #f8f9fb;
    --bg-secondary: #ffffff;
    --bg-panel: #ffffff;
    --bg-subtle: #f3f4f6;
    --bg-glass: rgba(255, 255, 255, 0.75);
    --bg-glass-strong: rgba(255, 255, 255, 0.92);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-dark: #0f172a;
    
    --accent: #d97706;
    --accent-light: #f59e0b;
    --accent-dark: #b45309;
    --accent-subtle: #fef3c7;
    --accent-glow: rgba(217, 119, 6, 0.15);
    
    --blue: #3b82f6;
    --blue-light: #60a5fa;
    --blue-subtle: #dbeafe;
    --indigo: #6366f1;
    --indigo-light: #818cf8;
    --indigo-subtle: #e0e7ff;
    
    --success: #10b981;
    --success-light: #d1fae5;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --warning: #f59e0b;
    --info: #6366f1;
    --info-light: #e0e7ff;
    
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --border-strong: #cbd5e1;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 30px rgba(217, 119, 6, 0.15);
    --shadow-glow-blue: 0 0 30px rgba(59, 130, 246, 0.12);
    
    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border radius */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   ANIMATED FUTURISTIC BACKGROUND
   ============================================ */

.futuristic-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
}

.futuristic-bg svg {
    width: 100%;
    height: 100%;
}

/* ============================================
   KEYFRAME 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 fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

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

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 20px rgba(217, 119, 6, 0.15); }
    50% { box-shadow: 0 0 40px rgba(217, 119, 6, 0.3); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(1deg); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

@keyframes borderPulse {
    0%, 100% { border-color: var(--accent); }
    50% { border-color: var(--accent-light); }
}

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

@keyframes revealLine {
    from { width: 0; }
    to { width: 60px; }
}

@keyframes blockPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.9; }
}

/* ============================================
   LANDING PAGE
   ============================================ */

.landing-page {
    position: relative;
    z-index: 1;
}

/* Navigation */
.landing-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 3rem;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-xs);
    animation: fadeInDown 0.6s ease-out;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.nav-logo {
    font-size: 1.5rem;
    color: var(--accent);
    filter: drop-shadow(0 0 4px var(--accent-glow));
}

.nav-accent {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-base);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--accent);
}

.nav-link:hover::after {
    width: 100%;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    min-height: calc(100vh - 70px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 4rem 3rem;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.hero-content {
    animation: slideInLeft 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--accent-subtle);
    border: 1px solid var(--accent);
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-dark);
    letter-spacing: 1.5px;
    margin-bottom: 2rem;
    animation: pulseGlow 3s ease-in-out infinite;
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    animation: pulseGlow 2s ease-in-out infinite;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.title-line {
    display: block;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    color: var(--text-primary);
}

.title-line.accent {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 50%, var(--blue) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textGradient 6s ease infinite;
}

.title-line.small {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 0.25rem;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 520px;
}

.hero-description strong {
    color: var(--text-primary);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(217, 119, 6, 0.3);
}

.btn-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
    transition: left 0.6s;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(217, 119, 6, 0.4);
}

.btn-hero:hover::before {
    left: 100%;
}

.btn-hero:hover svg {
    transform: translateX(4px);
}

.btn-hero svg {
    transition: var(--transition-base);
}

/* Hero Visual Card */
.hero-visual {
    animation: slideInRight 0.8s ease-out;
    position: relative;
}

.visual-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--border);
    overflow: hidden;
    animation: float 6s ease-in-out infinite;
    position: relative;
}

.visual-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: linear-gradient(135deg, var(--accent), var(--blue), var(--indigo));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.visual-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    background: var(--bg-subtle);
    border-bottom: 1px solid var(--border-light);
}

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

.visual-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-strong);
}

.visual-dots span:nth-child(1) { background: #ef4444; }
.visual-dots span:nth-child(2) { background: #f59e0b; }
.visual-dots span:nth-child(3) { background: #10b981; }

.visual-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.visual-body {
    padding: 1.5rem;
}

.visual-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.visual-block {
    border-radius: var(--radius-sm);
    height: 70px;
    animation: blockPulse 3s ease-in-out infinite;
}

.block-map {
    grid-column: span 2;
    height: 120px;
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border: 1px solid #93c5fd;
    animation-delay: 0s;
    position: relative;
    overflow: hidden;
}

.block-map::after {
    content: '🛰️';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    opacity: 0.5;
}

.block-data {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #fcd34d;
    animation-delay: 0.3s;
}

.block-solar {
    background: linear-gradient(135deg, #fed7aa 0%, #fdba74 100%);
    border: 1px solid #fb923c;
    animation-delay: 0.6s;
}

.block-wind {
    background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
    border: 1px solid #a5b4fc;
    animation-delay: 0.9s;
}

.block-topo {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border: 1px solid #6ee7b7;
    animation-delay: 1.2s;
}

.block-conclusion {
    grid-column: span 2;
    height: 60px;
    background: linear-gradient(135deg, #ede9fe 0%, #ddd6fe 100%);
    border: 1px solid #c4b5fd;
    animation-delay: 1.5s;
}

/* ============================================
   SECTION COMMON STYLES
   ============================================ */

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInUp 0.6s ease-out;
}

.section-tag {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: var(--accent-subtle);
    color: var(--accent-dark);
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 1rem;
    border: 1px solid var(--accent);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features {
    padding: 6rem 3rem;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--bg-glass-strong);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out both;
}

.feature-card:nth-child(1) { animation-delay: 0.05s; }
.feature-card:nth-child(2) { animation-delay: 0.1s; }
.feature-card:nth-child(3) { animation-delay: 0.15s; }
.feature-card:nth-child(4) { animation-delay: 0.2s; }
.feature-card:nth-child(5) { animation-delay: 0.25s; }
.feature-card:nth-child(6) { animation-delay: 0.3s; }

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
    display: inline-block;
    transition: var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(-5deg);
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   DATA SECTION (11 Modules)
   ============================================ */

.data-section {
    padding: 6rem 3rem;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.data-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.5rem;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.5s ease-out both;
}

.data-card:nth-child(1) { animation-delay: 0.02s; }
.data-card:nth-child(2) { animation-delay: 0.04s; }
.data-card:nth-child(3) { animation-delay: 0.06s; }
.data-card:nth-child(4) { animation-delay: 0.08s; }
.data-card:nth-child(5) { animation-delay: 0.1s; }
.data-card:nth-child(6) { animation-delay: 0.12s; }
.data-card:nth-child(7) { animation-delay: 0.14s; }
.data-card:nth-child(8) { animation-delay: 0.16s; }
.data-card:nth-child(9) { animation-delay: 0.18s; }
.data-card:nth-child(10) { animation-delay: 0.2s; }
.data-card:nth-child(11) { animation-delay: 0.22s; }

.data-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.data-number {
    position: absolute;
    top: 0.75rem;
    right: 1rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    opacity: 0.6;
}

.data-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
}

.data-card h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.data-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   TECHNOLOGY SECTION
   ============================================ */

.tech-section {
    padding: 6rem 3rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.tech-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.875rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition-base);
    cursor: default;
    animation: fadeInScale 0.5s ease-out both;
}

.tech-badge:nth-child(1) { animation-delay: 0.05s; }
.tech-badge:nth-child(2) { animation-delay: 0.1s; }
.tech-badge:nth-child(3) { animation-delay: 0.15s; }
.tech-badge:nth-child(4) { animation-delay: 0.2s; }
.tech-badge:nth-child(5) { animation-delay: 0.25s; }
.tech-badge:nth-child(6) { animation-delay: 0.3s; }
.tech-badge:nth-child(7) { animation-delay: 0.35s; }
.tech-badge:nth-child(8) { animation-delay: 0.4s; }

.tech-badge:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
    background: var(--accent-subtle);
}

.tech-icon {
    font-size: 1.25rem;
}

.tech-name {
    font-weight: 600;
}

/* ============================================
   CTA / INPUT SECTION
   ============================================ */

.cta-section {
    padding: 6rem 3rem 4rem;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.input-card {
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--border);
    border-radius: var(--radius-2xl);
    padding: 3rem;
    box-shadow: var(--shadow-2xl);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

.input-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--blue), var(--indigo), var(--accent));
    background-size: 300% 100%;
    animation: gradientShift 4s ease infinite;
}

.input-card-header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.input-icon {
    font-size: 2.5rem;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-subtle);
    border-radius: var(--radius-lg);
    border: 1px solid var(--accent);
}

.input-card-header h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.input-card-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.input-form {
    margin-bottom: 2rem;
}

.input-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.input-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-field label {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.label-icon {
    font-size: 0.9rem;
    color: var(--accent);
}

.input-field input {
    width: 100%;
    padding: 1rem 1.25rem;
    font-size: 1.1rem;
    font-family: var(--font-mono);
    font-weight: 500;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition-base);
}

.input-field input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.input-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.btn-generate {
    width: 100%;
    padding: 1.25rem;
    font-size: 1.1rem;
    font-weight: 700;
    font-family: var(--font-display);
    color: white;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(217, 119, 6, 0.3);
}

.btn-generate::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
    transition: left 0.6s;
}

.btn-generate:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(217, 119, 6, 0.4);
}

.btn-generate:hover::before {
    left: 100%;
}

.btn-generate:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-loader {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

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

.input-footer {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-light);
}

.footer-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-icon {
    font-size: 1rem;
}

/* ============================================
   LANDING FOOTER
   ============================================ */

.landing-footer {
    padding: 3rem;
    border-top: 1px solid var(--border-light);
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    position: relative;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.footer-logo {
    color: var(--accent);
    font-size: 1.5rem;
}

.footer-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ============================================
   POSTER SECTION (Analysis Results)
   ============================================ */

.poster-section {
    padding: 2rem;
    max-width: 1600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    animation: fadeIn 0.4s ease-out;
}

.poster-section.hidden {
    display: none;
}

/* Action Bar */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 1rem 1.5rem;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    animation: fadeInDown 0.4s ease-out;
}

.action-bar-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.action-bar-logo {
    color: var(--accent);
    font-size: 1.25rem;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-subtle);
    transform: translateX(-2px);
}

.export-buttons {
    display: flex;
    gap: 0.5rem;
}

.btn-export {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
}

.btn-export-img {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}

.btn-export-pdf {
    background: linear-gradient(135deg, var(--blue) 0%, var(--indigo) 100%);
}

.btn-export:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   POSTER CONTAINER
   ============================================ */

.poster-container {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--border);
    animation: fadeInScale 0.5s ease-out;
}

/* ============================================
   LOADING SCREEN
   ============================================ */

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.4s ease-out;
}

.loading-screen.hidden {
    display: none;
}

.loading-content {
    text-align: center;
    max-width: 500px;
    padding: 2rem;
    background: transparent;
    box-shadow: none;
}

.loading-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    animation: fadeInDown 0.6s ease-out;
    background: transparent;
    box-shadow: none;
    border: none;
}

.loading-logo-icon {
    font-size: 2.5rem;
    color: var(--accent);
    background: transparent;
    box-shadow: none;
    border: none;
    display: inline-block;
    line-height: 1;
    animation: logoIconPulse 2s ease-in-out infinite;
}

@keyframes logoIconPulse {
    0%, 100% {
        opacity: 0.85;
        text-shadow: 0 0 10px rgba(217, 119, 6, 0.3);
        transform: scale(1);
    }
    50% {
        opacity: 1;
        text-shadow: 0 0 20px rgba(217, 119, 6, 0.6), 0 0 40px rgba(217, 119, 6, 0.2);
        transform: scale(1.05);
    }
}

.loading-logo-text {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.loading-spinner {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
}

.spinner-compass {
    width: 100%;
    height: 100%;
    animation: spin 3s linear infinite;
}

.spinner-ring {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px solid transparent;
    border-top-color: var(--accent);
    border-right-color: var(--accent-light);
    border-radius: 50%;
    animation: spin 2s linear infinite reverse;
}

.loading-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    animation: fadeIn 0.8s ease-out;
}

.loading-status {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    animation: fadeIn 1s ease-out;
}

.loading-progress {
    width: 100%;
    height: 6px;
    background: var(--bg-subtle);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: 2rem;
}

.loading-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: var(--radius-full);
    transition: width 0.5s ease-out;
}

.loading-steps {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.loading-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    color: var(--text-muted);
    transition: var(--transition-base);
    opacity: 0.5;
}

.loading-step.active {
    opacity: 1;
    border-color: var(--accent);
    background: var(--accent-subtle);
    color: var(--text-primary);
}

.loading-step.completed {
    opacity: 1;
    border-color: var(--success);
    background: var(--success-light);
}

.step-icon {
    font-size: 1.25rem;
}

/* Poster Header */
.poster-header {
    display: block;
    position: relative;
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    padding-top: 0.5rem;
    border-bottom: 2px solid var(--border);
    min-height: 60px;
}

.poster-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: 2px;
}

.poster-header-left {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}

.poster-brand {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
    white-space: nowrap;
}

.poster-header-center {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 180px;
}

.poster-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 4px;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    text-align: center;
}

.poster-subtitle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    text-align: center;
}

.poster-coords {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 600;
}

.poster-divider {
    color: var(--border-strong);
}

.poster-location {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.poster-header-right {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 2;
}

.poster-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ============================================
   POSTER GRID
   ============================================ */

.poster-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    align-content: start;
    align-items: start;
    grid-auto-rows: min-content;
    grid-auto-flow: dense;
}

/* Panel Base */
.panel {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: var(--transition-base);
    align-self: start;
    overflow: hidden;
    min-width: 0;
    position: relative;
    opacity: 0;
    animation: fadeInUp 0.5s ease-out forwards;
}

.panel:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: var(--accent-light);
}

/* Staggered animation delays */
.panel:nth-child(1) { animation-delay: 0.05s; }
.panel:nth-child(2) { animation-delay: 0.1s; }
.panel:nth-child(3) { animation-delay: 0.15s; }
.panel:nth-child(4) { animation-delay: 0.2s; }
.panel:nth-child(5) { animation-delay: 0.25s; }
.panel:nth-child(6) { animation-delay: 0.3s; }
.panel:nth-child(7) { animation-delay: 0.35s; }
.panel:nth-child(8) { animation-delay: 0.4s; }
.panel:nth-child(9) { animation-delay: 0.45s; }
.panel:nth-child(10) { animation-delay: 0.5s; }
.panel:nth-child(11) { animation-delay: 0.55s; }

.panel-title {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-subtle);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.panel-title::before {
    content: '';
    width: 4px;
    height: 16px;
    background: var(--accent);
    border-radius: 2px;
}

/* ============================================
   PANELS CONTENT (same as before, kept consistent)
   ============================================ */

/* 1. Context */
.panel-context { grid-column: span 1; }

.context-map {
    width: 100%;
    height: 200px;
    background: var(--bg-subtle);
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    overflow: hidden;
    border: 1px solid var(--border-light);
}

.context-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    word-break: break-word;
    overflow: hidden;
}

/* 2. Data */
.panel-data { grid-column: span 1; }

.data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    overflow: hidden;
}

.data-item {
    display: flex;
    flex-direction: column;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-light);
}

.data-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 2px;
    letter-spacing: 0.5px;
}

.data-value {
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
    word-break: break-word;
    overflow-wrap: break-word;
}

/* 3. Map */
.panel-map {
    grid-column: span 1;
    grid-row: span 2;
}

.main-map-container {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    overflow: hidden;
}

.main-map {
    position: relative;
    width: 100%;
    height: 400px;
    background: var(--bg-subtle);
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border-light);
}

.map-legend {
    background: var(--bg-subtle);
    padding: 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 0.85rem;
}

.map-legend h4 {
    font-size: 0.8rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.map-legend ul {
    list-style: none;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.map-legend li {
    margin-bottom: 4px;
    padding-left: 0.5rem;
    border-left: 2px solid var(--accent-light);
}

.map-compass {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--accent);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(4px);
}

.compass-arrow {
    width: 28px;
    height: 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.compass-arrow svg {
    width: 100%;
    height: 100%;
}

.compass-north {
    font-size: 0.6rem;
    font-weight: bold;
    color: var(--accent);
    margin-top: -2px;
}

.map-scale {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(255, 255, 255, 0.95);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--text-primary);
    z-index: 1000;
    border: 1px solid var(--border);
    backdrop-filter: blur(4px);
    box-shadow: var(--shadow-sm);
}

/* 4. Wind */
.panel-wind { grid-column: span 1; }

.wind-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
}

#windRoseCanvas {
    width: 100%;
    height: auto;
    max-width: 320px;
    max-height: 320px;
    margin-bottom: 1rem;
    display: block;
}

.wind-patterns {
    width: 100%;
    font-size: 0.85rem;
    color: var(--text-primary);
}

.wind-pattern {
    margin-bottom: 1rem;
    padding: 1rem;
    background: var(--bg-subtle);
    border-left: 3px solid var(--accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    overflow: hidden;
    word-break: break-word;
    transition: var(--transition-base);
}

.wind-pattern:hover { background: var(--accent-subtle); }

.wind-pattern h5 {
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 4px;
    font-weight: 600;
}

.wind-pattern p {
    font-size: 0.8rem;
    margin-bottom: 4px;
    color: var(--text-secondary);
}

.wind-pattern ul {
    list-style: disc;
    margin-left: 1.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* 5. Solar */
.panel-solar { grid-column: span 3; }

.solar-diagrams {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.solar-diagram {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 0;
    overflow: hidden;
}

.solar-diagram:nth-child(1) { grid-column: 1; grid-row: 1; }
.solar-diagram:nth-child(2) { grid-column: 2; grid-row: 1; }
.solar-diagram:nth-child(3) {
    grid-column: 1 / -1;
    grid-row: 2;
    max-width: 50%;
    justify-self: center;
    width: 100%;
}

.solar-diagram canvas {
    width: 100%;
    max-width: 100%;
    aspect-ratio: 640 / 300;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: block;
    background: var(--bg-secondary);
}

.solar-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    margin-top: 6px;
    letter-spacing: 0.5px;
}

.solar-considerations {
    font-size: 0.85rem;
    color: var(--text-secondary);
    overflow: hidden;
    background: var(--bg-subtle);
    padding: 1rem;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent);
}

.solar-considerations h4 {
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
}

.solar-considerations ul {
    list-style: disc;
    margin-left: 1.5rem;
}

.solar-considerations li { margin-bottom: 4px; }

/* 6. Roads */
.panel-roads { grid-column: span 1; }

.roads-content { font-size: 0.875rem; overflow: hidden; }

.road-category { margin-bottom: 1rem; }

.road-category h4 {
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.road-category ul { list-style: none; }

.road-category li {
    padding: 6px 0;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    color: var(--text-primary);
    gap: 8px;
    flex-wrap: wrap;
    transition: var(--transition-fast);
}

.road-category li:hover {
    background: var(--bg-subtle);
    padding-left: 4px;
}

.road-name {
    font-weight: 500;
    word-break: break-word;
    min-width: 0;
}

.road-distance {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-family: var(--font-mono);
}

/* 7. Topo */
.panel-topo { grid-column: span 1; }

.topo-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    overflow: hidden;
}

.topo-data {
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: var(--bg-subtle);
    padding: 1rem;
    border-radius: var(--radius-sm);
}

.topo-data p { margin-bottom: 4px; }
.topo-data strong { color: var(--text-primary); font-weight: 600; }

#topoProfile {
    width: 100%;
    height: auto;
    max-width: 100%;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: block;
    background: var(--bg-secondary);
}

.topo-implications {
    font-size: 0.85rem;
    color: var(--text-secondary);
    overflow: hidden;
}

.topo-implications h4 {
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
}

.topo-implications ul {
    list-style: disc;
    margin-left: 1.5rem;
}

.topo-implications li { margin-bottom: 4px; }

/* 8. Opportunities */
.panel-opportunities {
    grid-column: span 1;
    background: linear-gradient(135deg, var(--success-light) 0%, #f0fdf4 100%);
    border-color: var(--success);
}

.panel-opportunities .panel-title {
    color: var(--success);
    border-bottom-color: rgba(16, 185, 129, 0.2);
}

.panel-opportunities .panel-title::before { background: var(--success); }

.opportunities-list { list-style: none; }

.opportunities-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.875rem;
    color: var(--text-primary);
    border-bottom: 1px solid rgba(16, 185, 129, 0.15);
    word-break: break-word;
}

.opportunities-list li:last-child { border-bottom: none; }

.opportunities-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

/* 9. Restrictions */
.panel-restrictions {
    grid-column: span 1;
    background: linear-gradient(135deg, var(--danger-light) 0%, #fef2f2 100%);
    border-color: var(--danger);
}

.panel-restrictions .panel-title {
    color: var(--danger);
    border-bottom-color: rgba(239, 68, 68, 0.2);
}

.panel-restrictions .panel-title::before { background: var(--danger); }

.restrictions-list { list-style: none; }

.restrictions-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.875rem;
    color: var(--text-primary);
    border-bottom: 1px solid rgba(239, 68, 68, 0.15);
    word-break: break-word;
}

.restrictions-list li:last-child { border-bottom: none; }

.restrictions-list li:before {
    content: "⚠";
    position: absolute;
    left: 0;
    color: var(--danger);
    font-weight: bold;
}

/* 10. Conclusion */
.panel-conclusion {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--info-light) 0%, #eef2ff 100%);
    border-color: var(--info);
    overflow: hidden;
}

.panel-conclusion .panel-title {
    color: var(--info);
    border-bottom-color: rgba(99, 102, 241, 0.2);
}

.panel-conclusion .panel-title::before { background: var(--info); }

.conclusion-text {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.8;
    word-break: break-word;
}

/* 11. Sources */
.panel-sources { grid-column: span 1; }

.sources-list { list-style: none; }

.sources-list li {
    padding: 6px 0;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-light);
    font-family: var(--font-mono);
}

.sources-list li:before {
    content: "📊 ";
    margin-right: 4px;
}

/* Poster Footer */
.poster-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.no-data {
    color: var(--text-muted);
    font-style: italic;
    font-size: 0.8rem;
    padding: 0.25rem 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1200px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 3rem 2rem;
    }
    
    .hero-description { margin: 0 auto 2.5rem; }
    .hero-cta { justify-content: center; }
    
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .data-grid { grid-template-columns: repeat(2, 1fr); }
    
    .poster-grid { grid-template-columns: repeat(2, 1fr); }
    .panel-map { grid-column: span 2; grid-row: span 1; }
    .panel-conclusion { grid-column: span 2; }
    .panel-solar { grid-column: span 2; }
    
    .poster-header-center {
        padding: 0 120px;
    }
    
    .poster-title {
        font-size: 1.6rem;
        letter-spacing: 3px;
    }
}

@media (max-width: 768px) {
    .landing-nav {
        padding: 1rem 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links { gap: 1rem; }
    
    .hero { padding: 2rem 1.5rem; }
    
    .features, .data-section, .tech-section, .cta-section {
        padding: 4rem 1.5rem;
    }
    
    .features-grid, .data-grid { grid-template-columns: 1fr; }
    
    .poster-grid { grid-template-columns: 1fr; }
    
    .panel-map, .panel-conclusion, .panel-solar {
        grid-column: span 1;
    }
    
    .input-group { grid-template-columns: 1fr; }
    .input-card { padding: 2rem 1.5rem; }
    
    .action-bar {
        flex-direction: column;
        gap: 1rem;
    }
    
    .export-buttons {
        width: 100%;
        flex-direction: column;
    }
    
    .poster-title { font-size: 1.3rem; letter-spacing: 2px; }
    .poster-container { padding: 1.5rem; }
    
    .poster-header-center {
        padding: 0 10px;
    }
    
    .poster-header-left {
        position: static;
        text-align: center;
        margin-bottom: 0.5rem;
    }
    
    .poster-header-right {
        position: static;
        text-align: center;
        margin-bottom: 0.5rem;
    }
    
    .input-footer {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .poster-footer {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
    
    /* Loading screen responsive */
    .loading-spinner {
        width: 80px;
        height: 80px;
    }
    
    .loading-title {
        font-size: 1.25rem;
    }
    
    .loading-status {
        font-size: 0.875rem;
    }
    
    .loading-steps {
        gap: 0.5rem;
    }
    
    .loading-step {
        padding: 0.5rem 0.75rem;
        font-size: 0.65rem;
    }
    
    .step-icon {
        font-size: 1rem;
    }
    
    .loading-logo {
        margin-bottom: 2rem;
    }
    
    .loading-logo-icon {
        font-size: 2rem;
    }
    
    .loading-logo-text {
        font-size: 1.5rem;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    body { background: white; }
    
    .futuristic-bg,
    .landing-page,
    .action-bar { display: none; }
    
    .poster-section { padding: 0; }
    
    .poster-container {
        box-shadow: none;
        border: none;
    }
    
    .panel {
        break-inside: avoid;
        animation: none;
        opacity: 1;
    }
}