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

:root {
  --bg: #070612;
  --card: #0f0d18;
  --muted: #bfc3e6;
  --text: #eef0ff;
  --accent1: #3b61ff;
  --accent2: #8a63ff;
  --glass: rgba(255,255,255,0.04);
  --shadow: rgba(0,0,0,0.6);
}

[data-theme="light"] {
  --bg: #f5f7ff;
  --card: #ffffff;
  --muted: #5a6b8f;
  --text: #1a1d2e;
  --accent1: #3b61ff;
  --accent2: #8a63ff;
  --glass: rgba(255,255,255,0.7);
  --shadow: rgba(0,0,0,0.1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--bg);
  transition: background 0.5s ease, color 0.5s ease;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

@media (max-width: 980px) {
  .container {
    padding: 0 16px;
  }
}

/* Animated Background */
.bg-anim {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.14;
  animation: float 20s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.1); }
  66% { transform: translate(-30px, 30px) scale(0.9); }
}

.g1 {
  width: 520px;
  height: 520px;
  left: -8%;
  top: 6%;
  background: linear-gradient(45deg, var(--accent1), var(--accent2));
  animation-delay: 0s;
}

.g2 {
  width: 420px;
  height: 420px;
  right: -10%;
  bottom: -6%;
  background: linear-gradient(45deg, #00c2ff, #3b61ff);
  opacity: 0.12;
  animation-delay: -10s;
}

.g3 {
  width: 380px;
  height: 380px;
  left: 50%;
  top: 50%;
  background: linear-gradient(45deg, #ff3b8a, #ff8a3b);
  opacity: 0.08;
  animation-delay: -5s;
}

/* Weather Effects */
.weather-container {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.star {
  position: absolute;
  width: 2px;
  height: 2px;
  background: white;
  border-radius: 50%;
  animation: twinkle 3s infinite ease-in-out;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.5); }
}

.cloud {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  animation: drift 40s infinite linear;
}

[data-theme="light"] .cloud {
  background: rgba(255, 255, 255, 0.6);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.8);
}

@keyframes drift {
  from { transform: translateX(-200px); }
  to { transform: translateX(calc(100vw + 200px)); }
}

/* Navbar */
.navbar {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: 92%;
  max-width: 1200px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 20px;
  border-radius: 16px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 100;
  animation: slideDown 0.6s ease;
}

@media (max-width: 980px) {
  .navbar {
    width: calc(100% - 32px);
    padding: 10px 12px;
    gap: 8px;
    top: 12px;
  }
}

@keyframes slideDown {
  from { transform: translateX(-50%) translateY(-100px); opacity: 0; }
  to { transform: translateX(-50%) translateY(0); opacity: 1; }
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

@media (max-width: 980px) {
  .nav-brand {
    gap: 8px;
  }
}

.nav-logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 800;
  color: white;
  box-shadow: 0 4px 12px rgba(59, 97, 255, 0.3);
}

@media (max-width: 980px) {
  .nav-logo {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
}

.nav-name {
  font-weight: 700;
  font-size: 18px;
}

@media (max-width: 980px) {
  .nav-name {
    font-size: 15px;
  }
}

.nav-role {
  font-size: 12px;
  color: var(--muted);
}

@media (max-width: 980px) {
  .nav-role {
    font-size: 10px;
  }
}

.nav-center {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.nav-link.active {
  color: var(--text);
  background: linear-gradient(90deg, rgba(59, 97, 255, 0.2), rgba(138, 99, 255, 0.15));
}

.nav-controls {
  display: flex;
  gap: 12px;
  align-items: center;
}

@media (max-width: 980px) {
  .nav-controls {
    gap: 8px;
  }
}

/* Theme Toggle */
.theme-toggle {
  width: 70px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  position: relative;
  cursor: pointer;
  border: 2px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

@media (max-width: 980px) {
  .theme-toggle {
    width: 60px;
    height: 32px;
  }
}

.theme-toggle:hover {
  border-color: var(--accent1);
}

.theme-toggle-slider {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 28px;
  height: 28px;
  background: white;
  border-radius: 50%;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

@media (max-width: 980px) {
  .theme-toggle-slider {
    width: 24px;
    height: 24px;
    font-size: 12px;
  }
}

[data-theme="light"] .theme-toggle-slider {
  left: 36px;
}

@media (max-width: 980px) {
  [data-theme="light"] .theme-toggle-slider {
    left: 30px;
  }
}

/* Language Toggle */
.lang-toggle {
  display: flex;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 4px;
  gap: 4px;
}

@media (max-width: 980px) {
  .lang-toggle {
    padding: 3px;
    gap: 2px;
  }
}

.lang-btn {
  padding: 6px 12px;
  border-radius: 8px;
  background: transparent;
  border: none;
  color: var(--muted);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 14px;
}

@media (max-width: 980px) {
  .lang-btn {
    padding: 5px 10px;
    font-size: 12px;
  }
}

.lang-btn.active {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  color: white;
  box-shadow: 0 4px 12px rgba(59, 97, 255, 0.3);
}

/* Magic Button Base */
.btn-magic {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 3rem;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  color: white;
  font-weight: 700;
  text-decoration: none;
  border: none;
  cursor: pointer;
  overflow: visible;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 24px rgba(59, 97, 255, 0.3);
}

@media (max-width: 480px) {
  .btn-magic {
    padding: 12px 24px;
    font-size: 14px;
  }
}

.btn-magic::after {
  content: '';
  width: 80%;
  height: 40%;
  background: linear-gradient(80deg, 
            hsl(217, 80%, 80%) 10%, 
            hsl(217, 85%, 70%) 48%);
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  margin: 0 auto;
  border-radius: 3rem;
  filter: blur(12px);
  z-index: -1;
  opacity: 0;
  transition: opacity 0.4s;
}

.button__text {
  position: relative;
  z-index: 10;
}

.btn-magic img {
  position: absolute;
  inset: 0;
  margin: auto;
  pointer-events: none;
  transition: all 0.6s ease;
  opacity: 0;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

.button__cone {
  width: 18px;
  transform: translate(-35px, -8px) rotate(55deg);
  filter: blur(0.5px);
}

.button__torus {
  width: 38px;
  transform: translate(15px, -18px) rotate(80deg);
}

.button__icosahedron {
  width: 36px;
  transform: translate(45px, -6px) rotate(-45deg);
  filter: blur(0.9px);
}

.button__sphere {
  width: 30px;
  transform: translate(-15px, 18px) rotate(40deg);
}

.btn-magic:hover::after {
  opacity: 1;
}

.btn-magic:hover {
  transform: scale(1.15);
}

.btn-magic:hover img {
  opacity: 1;
}

.btn-magic:hover .button__cone {
  transform: translate(-50px, -14px) scale(1.2);
}

.btn-magic:hover .button__torus {
  transform: translate(20px, -38px) scale(1.1);
}

.btn-magic:hover .button__icosahedron {
  transform: translate(62px, -24px) scale(1.1);
}

.btn-magic:hover .button__sphere {
  transform: translate(-24px, 26px) scale(1.1);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  position: relative;
  z-index: 10;
}

@media (max-width: 980px) {
  .hero {
    padding: 120px 0 60px;
    min-height: auto;
  }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 60px;
  align-items: center;
}

.hero-left {
  animation: fadeInLeft 0.8s ease;
}

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

.kicker {
  display: inline-block;
  letter-spacing: 3px;
  color: var(--accent1);
  font-weight: 700;
  font-size: 13px;
  padding: 8px 16px;
  background: rgba(59, 97, 255, 0.1);
  border-radius: 20px;
  margin-bottom: 20px;
  animation: pulse 2s infinite;
}

@media (max-width: 980px) {
  .kicker {
    font-size: 11px;
    padding: 6px 12px;
    display: block;
    text-align: center;
  }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

h1 {
  font-size: 56px;
  margin: 12px 0;
  line-height: 1.2;
  background: linear-gradient(90deg, var(--text), var(--accent1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@media (max-width: 980px) {
  h1 {
    font-size: 36px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 32px;
  }
}

.accent {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0%, 100% { filter: hue-rotate(0deg); }
  50% { filter: hue-rotate(20deg); }
}

.subtitle {
  color: var(--muted);
  font-size: 22px;
  margin: 12px 0 24px;
  font-weight: 600;
}

@media (max-width: 980px) {
  .subtitle {
    font-size: 18px;
    text-align: center;
  }
}

.lead {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 32px;
}

@media (max-width: 980px) {
  .lead {
    font-size: 15px;
    text-align: center;
    margin-bottom: 28px;
  }
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

@media (max-width: 980px) {
  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
  }
}

.socials {
  display: flex;
  gap: 12px;
}

@media (max-width: 980px) {
  .socials {
    justify-content: center;
  }
}

.social {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--glass);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: all 0.3s ease;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.social:hover {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  transform: translateY(-6px) rotate(5deg);
  box-shadow: 0 12px 24px rgba(59, 97, 255, 0.4);
}

.hero-right {
  animation: fadeInRight 0.8s ease;
  position: relative;
}

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

.portrait-frame {
  position: relative;
  border-radius: 24px;
  padding: 16px;
  background: linear-gradient(135deg, rgba(59, 97, 255, 0.2), rgba(138, 99, 255, 0.2));
  backdrop-filter: blur(20px);
  box-shadow: 0 32px 64px var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.1);
  animation: float 6s infinite ease-in-out;
}

@media (max-width: 980px) {
  .portrait-frame {
    padding: 12px;
  }
}

.portrait {
  width: 100%;
  height: auto;
  border-radius: 16px;
  display: block;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
}

.floating-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.shape {
  position: absolute;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  opacity: 0.2;
  border-radius: 12px;
  animation: rotate 10s infinite linear;
}

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

.shape:nth-child(1) { top: -30px; left: -30px; animation-delay: 0s; }
.shape:nth-child(2) { top: -30px; right: -30px; animation-delay: -5s; }
.shape:nth-child(3) { bottom: -30px; left: -30px; animation-delay: -3s; }
.shape:nth-child(4) { bottom: -30px; right: -30px; animation-delay: -7s; }

/* Section Styles */
section {
  padding: 100px 0;
  position: relative;
  z-index: 10;
}

@media (max-width: 980px) {
  section {
    padding: 60px 0;
  }
}

.section-title {
  font-size: 42px;
  margin-bottom: 16px;
  text-align: center;
  background: linear-gradient(90deg, var(--text), var(--accent1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@media (max-width: 980px) {
  .section-title {
    font-size: 32px;
    padding: 0 16px;
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: 28px;
  }
}

.section-subtitle {
  text-align: center;
  color: var(--muted);
  font-size: 18px;
  margin-bottom: 60px;
}

@media (max-width: 980px) {
  .section-subtitle {
    font-size: 15px;
    margin-bottom: 40px;
    padding: 0 16px;
  }
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 48px;
  align-items: start;
}

.about-photo-wrap {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 48px var(--shadow);
  animation: fadeInUp 0.8s ease;
}

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

.about-photo {
  width: 100%;
  display: block;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  transition: transform 0.5s ease;
}

.about-photo-wrap:hover .about-photo {
  transform: scale(1.05);
}

.about-content {
  animation: fadeInUp 0.8s ease 0.2s both;
}

.about-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  padding: 32px;
  border-radius: 20px;
  box-shadow: 0 16px 40px var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 32px;
}

@media (max-width: 980px) {
  .about-card {
    padding: 24px;
    margin-bottom: 24px;
  }
}

.about-card p {
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

@media (max-width: 980px) {
  .about-card p {
    text-align: left;
  }
}

.work-method {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 20px;
  background: rgba(59, 97, 255, 0.1);
  border-radius: 16px;
  border-left: 4px solid var(--accent1);
}

.wm-icon {
  font-size: 32px;
}

.skills {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 980px) {
  .skills {
    justify-content: center;
  }
}

.skill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 12px;
  background: var(--glass);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

@media (max-width: 980px) {
  .skill {
    padding: 10px 16px;
  }
}

.skill:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(59, 97, 255, 0.3);
  background: linear-gradient(135deg, rgba(59, 97, 255, 0.2), rgba(138, 99, 255, 0.2));
}

.skill i {
  font-size: 20px;
  color: var(--accent1);
}

/* Projects */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
  gap: 32px;
}

@media (max-width: 980px) {
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.project {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.4s ease;
  box-shadow: 0 16px 40px var(--shadow);
}

.project:hover {
  transform: translateY(-12px);
  box-shadow: 0 32px 64px rgba(59, 97, 255, 0.3);
}

.project-img-wrap {
  position: relative;
  height: 280px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
}

@media (max-width: 480px) {
  .project-img-wrap {
    height: 220px;
  }
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project:hover .project-img {
  transform: scale(1.1) rotate(2deg);
}

.project-content {
  padding: 28px;
}

@media (max-width: 980px) {
  .project-content {
    padding: 20px;
  }
}

.project-content h3 {
  font-size: 24px;
  margin-bottom: 12px;
}

@media (max-width: 980px) {
  .project-content h3 {
    font-size: 20px;
  }
}

.project-content p {
  color: var(--muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

@media (max-width: 980px) {
  .project-content p {
    font-size: 14px;
  }
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 40px;
}

@media (max-width: 980px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.contact-box {
  background: var(--glass);
  backdrop-filter: blur(20px);
  padding: 32px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 16px 40px var(--shadow);
  height: fit-content;
  position: static;
}

@media (min-width: 981px) {
  .contact-box {
    position: sticky;
    top: 120px;
  }
}

@media (max-width: 980px) {
  .contact-box {
    padding: 24px;
  }
}

.contact-box h3 {
  font-size: 28px;
  margin-bottom: 16px;
}

@media (max-width: 980px) {
  .contact-box h3 {
    font-size: 24px;
    text-align: center;
  }
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.contact-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-radius: 12px;
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text);
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 600;
}

.contact-btn:hover {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  transform: translateX(8px);
  box-shadow: 0 8px 24px rgba(59, 97, 255, 0.4);
}

/* Form */
.form-box {
  background: var(--glass);
  backdrop-filter: blur(20px);
  padding: 40px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 16px 40px var(--shadow);
}

@media (max-width: 980px) {
  .form-box {
    padding: 24px;
  }
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

@media (max-width: 980px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 16px;
  }
}

.form-group {
  margin-bottom: 24px;
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border-radius: 12px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 16px;
  font-family: inherit;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent1);
  background: rgba(59, 97, 255, 0.05);
  box-shadow: 0 0 0 4px rgba(59, 97, 255, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Fun Captcha */
.captcha-box {
  background: rgba(59, 97, 255, 0.05);
  border: 2px solid rgba(59, 97, 255, 0.2);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 24px;
  text-align: center;
}

@media (max-width: 980px) {
  .captcha-box {
    padding: 20px;
  }
}

.captcha-question {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text);
}

@media (max-width: 980px) {
  .captcha-question {
    font-size: 16px;
  }
}

.captcha-options {
  display: flex;
  justify-content: center;
  gap: 16px;
}

@media (max-width: 980px) {
  .captcha-options {
    gap: 12px;
    flex-wrap: wrap;
  }
}

.captcha-btn {
  width: 80px;
  height: 80px;
  border-radius: 16px;
  border: 3px solid rgba(255, 255, 255, 0.2);
  background: var(--glass);
  cursor: pointer;
  font-size: 40px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 980px) {
  .captcha-btn {
    width: 70px;
    height: 70px;
    font-size: 34px;
  }
}

.captcha-btn:hover {
  transform: scale(1.1) rotate(5deg);
  border-color: var(--accent1);
}

.captcha-btn.correct {
  background: linear-gradient(135deg, #00ff88, #00cc6a);
  border-color: #00ff88;
  animation: success 0.5s ease;
}

.captcha-btn.wrong {
  background: linear-gradient(135deg, #ff4444, #cc0000);
  border-color: #ff4444;
  animation: shake 0.5s ease;
}

@keyframes success {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-10px); }
  75% { transform: translateX(10px); }
}

.form-actions {
  display: flex;
  gap: 16px;
}

@media (max-width: 980px) {
  .form-actions {
    flex-direction: column;
    gap: 12px;
  }
}

.btn-submit {
  flex: 1;
  padding: 16px 32px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  border: none;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(59, 97, 255, 0.3);
}

@media (max-width: 980px) {
  .btn-submit {
    padding: 14px 24px;
    font-size: 15px;
  }
}

.btn-submit:hover:not(:disabled) {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(59, 97, 255, 0.5);
}

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

.btn-reset {
  padding: 16px 32px;
  border-radius: 12px;
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-reset:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent1);
}

/* Footer */
.site-footer {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 60px 0 40px;
  margin-top: 80px;
  position: relative;
  z-index: 10;
}

@media (max-width: 980px) {
  .site-footer {
    padding: 40px 0 30px;
    margin-top: 60px;
  }
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 980px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 32px;
    text-align: center;
  }
}

.footer-brand {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

@media (max-width: 980px) {
  .footer-brand {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
}

.footer-logo {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 800;
  color: white;
  box-shadow: 0 8px 24px rgba(59, 97, 255, 0.4);
}

@media (max-width: 980px) {
  .footer-logo {
    width: 56px;
    height: 56px;
    font-size: 28px;
  }
}

.footer-info h3 {
  font-size: 24px;
  margin-bottom: 8px;
}

@media (max-width: 980px) {
  .footer-info h3 {
    font-size: 20px;
  }
}

.footer-info p {
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

@media (max-width: 980px) {
  .footer-info p {
    font-size: 14px;
    margin-bottom: 16px;
  }
}

.footer-socials {
  display: flex;
  gap: 12px;
}

@media (max-width: 980px) {
  .footer-socials {
    justify-content: center;
  }
}

.footer-social {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: all 0.3s ease;
  text-decoration: none;
}

.footer-social:hover {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  transform: translateY(-4px);
}

.footer-links h4 {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--text);
}

@media (max-width: 980px) {
  .footer-links h4 {
    font-size: 16px;
    margin-bottom: 16px;
  }
}

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

.footer-links li {
  margin-bottom: 12px;
}

@media (max-width: 980px) {
  .footer-links li {
    margin-bottom: 10px;
  }
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 980px) {
  .footer-links a {
    justify-content: center;
    font-size: 14px;
  }
}

.footer-links a:hover {
  color: var(--accent1);
  transform: translateX(4px);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 980px) {
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    padding-top: 24px;
    text-align: center;
  }
}

.footer-copyright {
  color: var(--muted);
}

@media (max-width: 980px) {
  .footer-copyright {
    font-size: 14px;
  }
}

.footer-legal {
  display: flex;
  gap: 24px;
}

@media (max-width: 980px) {
  .footer-legal {
    gap: 16px;
  }
}

.footer-legal a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

@media (max-width: 980px) {
  .footer-legal a {
    font-size: 14px;
  }
}

.footer-legal a:hover {
  color: var(--accent1);
}

/* Toast Notification */
#toast-container {
  position: fixed;
  right: 20px;
  top: 100px;
  z-index: 120;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

@media (max-width: 980px) {
  #toast-container {
    right: 16px;
    left: 16px;
    top: 80px;
  }
}

.toast {
  background: var(--glass);
  backdrop-filter: blur(20px);
  color: var(--text);
  border-radius: 16px;
  padding: 16px 20px;
  box-shadow: 0 8px 32px var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.1);
  max-width: 320px;
  font-size: 15px;
  line-height: 1.5;
  animation: toast-slide-in 0.4s ease, toast-fade-out 0.4s ease forwards;
  animation-delay: 0s, 4.1s;
}

@media (max-width: 980px) {
  .toast {
    max-width: 100%;
    font-size: 14px;
    padding: 14px 16px;
  }
}

.toast strong {
  display: block;
  margin-bottom: 6px;
  font-weight: 700;
  font-size: 16px;
}

@media (max-width: 980px) {
  .toast strong {
    font-size: 15px;
  }
}

@keyframes toast-slide-in {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes toast-fade-out {
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

/* Responsive */
@media (max-width: 980px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-right {
    max-width: 360px;
    margin: 0 auto;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-photo-wrap {
    max-width: 360px;
    margin: 0 auto 32px;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .nav-center {
    display: none;
  }

  h1 {
    font-size: 40px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .portrait-frame {
    padding: 12px;
  }

  .work-method {
    flex-direction: column;
    text-align: center;
  }
}