/* ============================================
   ActiveOffice Promo Website — Styles
   Theme extracted from app source code
   Design: Dark Tech with app-matching palette
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* Extracted from app theme.css */
  --color-bg: #090f1e;
  --color-bg-lighter: #0d1526;
  --color-card-start: rgb(24, 33, 53);
  --color-card-end: rgb(14, 21, 37);
  --color-nav-bg: #1d263b;
  --color-dark-card: #151b29;
  --color-primary: #25aaf9;
  --color-green-start: #35b769;
  --color-green-end: #1b9e52;
  --color-purple-start: #b57aff;
  --color-purple-end: #8f33ea;
  --color-cyan-start: #8FE4FF;
  --color-cyan-end: #1EBEF0;
  --color-accent-start: #28bae8;
  --color-accent-end: #176eca;
  --color-red: #ff4141;
  --color-text-primary: #ffffff;
  --color-text-secondary: #7c89a7;
  --color-text-muted: #5a6c99;
  --color-overlay-light: rgba(255,255,255,0.05);
  --color-overlay-medium: rgba(255,255,255,0.15);
  --border-radius: 15px;
  --border-radius-lg: 20px;
  --border-radius-pill: 9999px;
  --font-family: 'Open Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: var(--color-primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-cyan-start); }

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

/* ---- Navigation ---- */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(9, 15, 30, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(37, 170, 249, 0.1);
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-text-primary);
  white-space: nowrap;
}

.nav-brand .brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-green-start), var(--color-primary));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--border-radius-pill);
  transition: all 0.2s;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text-primary);
  background: var(--color-overlay-light);
}

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: 24px;
  cursor: pointer;
  padding: 4px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: background 0.2s;
}

.nav-hamburger:hover {
  background: var(--color-overlay-light);
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(9, 15, 30, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 16px 24px;
    gap: 4px;
    border-bottom: 1px solid rgba(37, 170, 249, 0.1);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; width: 100%; }
  .nav-hamburger { display: flex; }
}

/* ---- Main Content Offset ---- */
.page-content {
  padding-top: 64px;
}

/* ---- Hero Section ---- */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 80%;
  height: 120%;
  background: radial-gradient(ellipse, rgba(37, 170, 249, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -20%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(53, 183, 105, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1100px;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 1;
}

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

.hero-text h1 {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

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

.hero-text .subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  max-width: 460px;
}

.hero-device {
  flex-shrink: 0;
  width: 280px;
  position: relative;
}

.device-mockup {
  position: relative;
  width: 100%;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(37, 170, 249, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.08);
}

.device-mockup img {
  width: 100%;
  display: block;
}

.device-mockup::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 22px;
  background: #000;
  border-radius: 0 0 14px 14px;
  z-index: 2;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--border-radius-pill);
  font-family: var(--font-family);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all 0.25s;
  text-align: center;
  line-height: 1.2;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-green-start), var(--color-green-end));
  color: #fff;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(53, 183, 105, 0.35);
  color: #fff;
}

.btn-secondary {
  background: rgba(37, 170, 249, 0.1);
  color: var(--color-text-primary);
  border: 2px solid var(--color-primary);
}
.btn-secondary:hover {
  background: rgba(37, 170, 249, 0.2);
  transform: translateY(-2px);
  color: var(--color-text-primary);
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---- Section Base ---- */
.section {
  padding: 80px 24px;
}

.section-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
  text-align: center;
}

.section-subtitle {
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: 48px;
  font-size: 1.05rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ---- Features (alternating blocks) ---- */
.features-section {
  background: var(--color-bg-lighter);
}

.feature-block {
  display: flex;
  align-items: center;
  gap: 48px;
  margin-bottom: 56px;
}

.feature-block:last-child {
  margin-bottom: 0;
}

.feature-block.reverse {
  flex-direction: row-reverse;
}

.feature-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
}

.feature-icon.blue { background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end)); }
.feature-icon.green { background: linear-gradient(135deg, var(--color-green-start), var(--color-green-end)); }
.feature-icon.purple { background: linear-gradient(135deg, var(--color-purple-start), var(--color-purple-end)); }
.feature-icon.cyan { background: linear-gradient(135deg, var(--color-cyan-start), var(--color-cyan-end)); }
.feature-icon.red { background: linear-gradient(135deg, #ff6565, var(--color-red)); }

.feature-content {
  flex: 1;
  text-align: left;
}

.feature-content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-content p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

@media (max-width: 640px) {
  .feature-block,
  .feature-block.reverse {
    flex-direction: column;
    text-align: left;
    gap: 20px;
    align-items: flex-start;
  }
  .feature-icon { width: 60px; height: 60px; font-size: 28px; }
}

/* ---- Screenshots Carousel ---- */
.screenshots-section {
  padding: 60px 24px;
  overflow: hidden;
}

.carousel-container {
  max-width: 400px;
  margin: 0 auto;
  position: relative;
}

.carousel-viewport {
  position: relative;
  height: 380px;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
}

.carousel-track {
  display: flex;
  transition: transform 0.4s ease;
  height: 100%;
}

.carousel-slide {
  min-width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
}

.carousel-slide img {
  max-height: 360px;
  width: auto;
  max-width: 100%;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  transition: filter 0.3s;
}

.carousel-slide img.loading {
  filter: blur(5px);
}

.carousel-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
}

.carousel-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.15);
  background: var(--color-overlay-light);
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  transition: all 0.2s;
}

.carousel-btn:hover {
  border-color: var(--color-primary);
  background: rgba(37, 170, 249, 0.1);
}

.carousel-dots {
  display: flex;
  gap: 8px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text-muted);
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  padding: 0;
}

.carousel-dot.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 4px;
}

/* ---- Lightbox ---- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.9);
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 12px;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 22px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* ---- CTA Section ---- */
.cta-section {
  padding: 80px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37, 170, 249, 0.06), rgba(53, 183, 105, 0.06));
  pointer-events: none;
}

.cta-section .section-inner {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  font-size: 1.1rem;
}

/* ---- Footer ---- */
.site-footer {
  background: var(--color-dark-card);
  padding: 48px 24px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}

.footer-brand p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: 8px;
  line-height: 1.6;
  text-align: left;
}

.footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

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

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

.footer-col ul a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  transition: color 0.2s;
}

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

.footer-bottom {
  max-width: 1000px;
  margin: 32px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

@media (max-width: 640px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    text-align: left;
  }
}

/* ---- Page Header (subpages) ---- */
.page-header {
  padding: 100px 24px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(37, 170, 249, 0.06) 0%, transparent 100%);
  pointer-events: none;
}

.page-header h1 {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 8px;
  position: relative;
}

.page-header .page-date {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  position: relative;
}

/* ---- Content Pages (Privacy, Terms) ---- */
.content-page {
  padding: 0 24px 80px;
}

.content-container {
  max-width: 760px;
  margin: 0 auto;
  text-align: left;
}

.content-container h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--color-primary);
}

.content-container h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 28px 0 12px;
}

.content-container p {
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
}

.content-container ul {
  color: var(--color-text-secondary);
  margin: 0 0 16px 24px;
  line-height: 1.8;
}

.content-container li {
  margin-bottom: 6px;
}

.content-container strong {
  color: var(--color-text-primary);
}

.content-container a {
  word-break: break-word;
}

/* ---- Contact Page ---- */
.contact-section {
  padding: 0 24px 80px;
}

.contact-card {
  max-width: 600px;
  margin: 0 auto;
  background: linear-gradient(145deg, var(--color-card-start), var(--color-card-end));
  border-radius: var(--border-radius-lg);
  padding: 40px 36px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.form-group {
  margin-bottom: 20px;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--color-overlay-light);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: var(--color-text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group input[type="file"] {
  padding: 10px 16px;
  cursor: pointer;
}

.form-group input[type="file"]::file-selector-button {
  background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end));
  border: none;
  color: #fff;
  padding: 8px 16px;
  border-radius: 8px;
  font-family: var(--font-family);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  margin-right: 12px;
  transition: opacity 0.2s;
}

.form-group input[type="file"]::file-selector-button:hover {
  opacity: 0.85;
}

.form-submit {
  width: 100%;
  padding: 16px;
  border: none;
  border-radius: var(--border-radius-pill);
  background: linear-gradient(135deg, var(--color-green-start), var(--color-green-end));
  color: #fff;
  font-family: var(--font-family);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.25s;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(53, 183, 105, 0.35);
}

.form-success {
  display: none;
  text-align: center;
  padding: 32px;
}

.form-success.show {
  display: block;
}

.form-success .check-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-green-start), var(--color-green-end));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 16px;
}

.form-success h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.form-success p {
  color: var(--color-text-secondary);
}

/* ---- Privacy Accept Button (required by privacy plugin) ---- */
.privacy-accept-btn {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1500;
  padding: 16px 24px 24px;
  background: linear-gradient(to top, var(--color-bg) 60%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.privacy-accept-btn.hidden {
  display: none;
}

.accept-btn {
  width: 100%;
  max-width: 400px;
  padding: 16px 32px;
  border: none;
  border-radius: var(--border-radius-pill);
  background: linear-gradient(135deg, var(--color-green-start), var(--color-green-end));
  color: #fff;
  font-family: var(--font-family);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: all 0.25s;
  box-shadow: 0 4px 20px rgba(53, 183, 105, 0.4);
}

.accept-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(53, 183, 105, 0.5);
}

/* ---- Utility ---- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-4 { margin-top: 16px; }

/* ---- Responsive: Hero ---- */
@media (max-width: 768px) {
  .hero {
    padding: 60px 20px 40px;
    min-height: auto;
  }
  .hero-inner {
    flex-direction: column;
    text-align: center;
    gap: 40px;
  }
  .hero-text h1 { font-size: 2rem; }
  .hero-text .subtitle { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-device { width: 220px; }
  .section-title { font-size: 1.6rem; }
}

@media (max-width: 480px) {
  .hero-text h1 { font-size: 1.7rem; }
  .hero-text .subtitle { font-size: 1rem; }
  .hero-device { width: 180px; }
  .btn { padding: 12px 22px; font-size: 0.9rem; }
  .section { padding: 60px 16px; }
  .page-header { padding: 80px 16px 36px; }
  .page-header h1 { font-size: 1.8rem; }
  .contact-card { padding: 28px 20px; }
  .carousel-viewport { height: 320px; }
}

/* ---- Animations ---- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}