/*
Theme Name: Site Manager AI
Theme URI: https://sitemanagerai.com
Author: Site Manager AI
Description: Custom dark theme for Site Manager AI - AI-powered construction site management
Version: 1.0.0
Text Domain: sitemanagerai
*/

/* ========================
   CSS Variables & Reset
   ======================== */
:root {
    --bg-primary: #0B1120;
    --bg-surface: #131B2E;
    --bg-card: #1E2D4A;
    --border-card: #2A3A5A;
    --text-primary: #FFFFFF;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --accent-cyan: #00B4D8;
    --accent-cyan-dark: #0096B7;
    --accent-orange: #FF6B35;
    --accent-orange-dark: #E55A2B;
    --gradient-hero: linear-gradient(135deg, #0B1120 0%, #162241 50%, #0B1120 100%);
    --gradient-cyan: linear-gradient(135deg, #00B4D8, #0096B7);
    --gradient-orange: linear-gradient(135deg, #FF6B35, #FF8F5E);
    --font-display: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --max-width: 1200px;
    --nav-height: 80px;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(0, 180, 216, 0.15);
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-orange);
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 3vw, 1.6rem); }

p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.75;
}

/* ========================
   Buttons
   ======================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    gap: 8px;
}

.btn-primary {
    background: var(--gradient-cyan);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 180, 216, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 180, 216, 0.5);
    color: #fff;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-card);
}

.btn-secondary:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-2px);
}

.btn-orange {
    background: var(--gradient-orange);
    color: #fff;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-orange:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 107, 53, 0.5);
    color: #fff;
}

/* ========================
   Navigation
   ======================== */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(11, 17, 32, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(42, 58, 90, 0.5);
    z-index: 1000;
    transition: var(--transition);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-logo:hover {
    color: var(--text-primary);
}

.nav-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-cyan);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: var(--transition);
}

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

.nav-cta {
    padding: 10px 24px !important;
    font-size: 0.9rem !important;
}

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

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 2px;
}

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

.hero::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: "";
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 580px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 180, 216, 0.1);
    border: 1px solid rgba(0, 180, 216, 0.3);
    border-radius: 50px;
    padding: 8px 18px;
    font-size: 0.85rem;
    color: var(--accent-cyan);
    margin-bottom: 24px;
    font-weight: 500;
}

.hero h1 {
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.15rem;
    margin-bottom: 36px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-mockup {
    width: 320px;
    height: 640px;
    background: var(--bg-surface);
    border-radius: 40px;
    border: 3px solid var(--border-card);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-card), var(--shadow-glow);
}

.mockup-header {
    background: var(--bg-card);
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid var(--border-card);
}

.mockup-header h4 {
    font-size: 0.9rem;
    color: var(--accent-cyan);
}

.mockup-chat {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-bubble {
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 0.8rem;
    line-height: 1.5;
    max-width: 85%;
}

.chat-bubble.user {
    background: var(--accent-cyan);
    color: #fff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.chat-bubble.ai {
    background: var(--bg-card);
    color: var(--text-secondary);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-card);
}

/* ========================
   Section Styles
   ======================== */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.section-header .label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-header p {
    margin-top: 16px;
}

/* ========================
   Features Section
   ======================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-card);
    border-color: rgba(0, 180, 216, 0.3);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: rgba(0, 180, 216, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--accent-cyan);
}

.feature-card h3 {
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.feature-card p {
    font-size: 0.95rem;
}

/* ========================
   How It Works
   ======================== */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    position: relative;
}

.steps-grid::before {
    content: "";
    position: absolute;
    top: 50px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--border-card), var(--border-card), transparent);
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 64px;
    height: 64px;
    background: var(--gradient-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    margin: 0 auto 24px;
    box-shadow: 0 4px 20px rgba(0, 180, 216, 0.3);
}

.step-card h3 {
    margin-bottom: 12px;
}

/* ========================
   Pricing Section
   ======================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-glow);
    transform: scale(1.04);
}

.pricing-card.featured .pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-cyan);
    color: #fff;
    padding: 6px 20px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-card h3 {
    margin-bottom: 8px;
}

.pricing-card .price {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 16px 0 4px;
}

.pricing-card .price-period {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    padding: 10px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid rgba(42, 58, 90, 0.3);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li .check {
    color: var(--accent-cyan);
    font-weight: 700;
    font-size: 1.1rem;
}

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

/* ========================
   Testimonials
   ======================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 32px;
}

.testimonial-stars {
    color: var(--accent-orange);
    font-size: 1.1rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-card blockquote {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    background: var(--gradient-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    color: #fff;
}

.testimonial-author .name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

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

/* ========================
   CTA Section
   ======================== */
.cta-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-card);
    border-bottom: 1px solid var(--border-card);
    text-align: center;
}

.cta-section h2 {
    margin-bottom: 16px;
}

.cta-section p {
    margin-bottom: 36px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.app-badge {
    height: 52px;
    transition: var(--transition);
    border-radius: 8px;
}

.app-badge:hover {
    transform: translateY(-2px);
}

/* ========================
   Footer
   ======================== */
.site-footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-card);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    margin-top: 12px;
    font-size: 0.9rem;
}

.footer-col h4 {
    font-size: 0.95rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

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

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-card);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-socials a {
    color: var(--text-muted);
    font-size: 1.2rem;
}

.footer-socials a:hover {
    color: var(--accent-cyan);
}

/* ========================
   Page Content Styles
   ======================== */
.page-content {
    padding: 120px 0 80px;
    min-height: 60vh;
}

.page-content h1 {
    margin-bottom: 30px;
}

.page-content h2 {
    margin: 40px 0 16px;
    font-size: 1.6rem;
}

.page-content p, .page-content li {
    margin-bottom: 16px;
}

.page-content ul, .page-content ol {
    padding-left: 24px;
}

/* ========================
   404 Page
   ======================== */
.error-404 {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: var(--nav-height);
}

.error-404 h1 {
    font-size: 8rem;
    color: var(--accent-cyan);
    line-height: 1;
    margin-bottom: 16px;
}

.error-404 p {
    margin-bottom: 30px;
}

/* ========================
   Blog / Archive
   ======================== */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.post-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.post-card-body {
    padding: 24px;
}

.post-card-body h3 {
    margin-bottom: 8px;
}

.post-card-body h3 a {
    color: var(--text-primary);
}

.post-card-body h3 a:hover {
    color: var(--accent-cyan);
}

.post-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* ========================
   Responsive
   ======================== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content {
        max-width: 100%;
    }
    .hero p {
        max-width: 100%;
    }
    .hero-buttons {
        justify-content: center;
    }
    .hero-visual {
        display: none;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
    }
    .pricing-card.featured {
        transform: none;
    }
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .posts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(11, 17, 32, 0.98);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 28px;
        z-index: 999;
    }
    .nav-links.active {
        display: flex;
    }
    .nav-links a {
        font-size: 1.2rem;
    }
    .hamburger {
        display: flex;
    }
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .steps-grid {
        grid-template-columns: 1fr;
    }
    .steps-grid::before {
        display: none;
    }
    .section {
        padding: 60px 0;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}