/*
  Theme override stylesheet — loaded after style.css (Bootstrap + template base).
  Defines the visual design system for a clean, professional redesign:
  light surfaces, refined teal accent, Poppins/Inter type pairing.
*/

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f9fb;
  --color-surface: #ffffff;
  --color-heading: #0f172a;
  --color-text: #47566b;
  --color-text-muted: #7c8aa0;
  --color-border: #e6ebf1;

  --color-primary: #0bceaf;
  --color-primary-dark: #078571;
  --color-primary-tint: #e6faf6;

  --color-dark: #0f172a;
  --color-dark-alt: #16213a;
  --color-dark-text: #aab4c6;

  --font-heading: 'Poppins', 'Roboto', sans-serif;
  --font-body: 'Inter', 'Roboto', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 45px rgba(15, 23, 42, 0.12);
}

/* ---------- Base ---------- */

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-heading);
}

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

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

.bg-alt {
  background-color: var(--color-bg-alt);
}

.text-primary {
  color: var(--color-primary-dark) !important;
}

/* ---------- Buttons ---------- */

.btn {
  font-family: var(--font-body);
  font-weight: 600;
  padding: 12px 30px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.2px;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
    background-color 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.btn:active {
  transform: translateY(0) scale(0.97);
}

.btn-outline-primary {
  color: var(--color-primary-dark);
  border-color: var(--color-primary);
}

.btn-outline-primary:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-sm);
}

.btn-outline-light {
  color: var(--color-heading);
  border-color: var(--color-border);
}

.btn-outline-light:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  transform: translateY(-3px) scale(1.02);
}

.btn-social {
  border: 1px solid var(--color-border);
  background: #ffffff;
  color: var(--color-heading);
  box-shadow: none;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 0.35s ease, background-color 0.25s ease, color 0.25s ease;
}

.btn-social:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  transform: translateY(-3px) rotate(-6deg);
  box-shadow: var(--shadow-sm);
}

/* ---------- Navbar ---------- */

.navbar {
  background-color: rgba(255, 255, 255, 0.92) !important;
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  transition: box-shadow 0.3s ease, padding 0.3s ease;
  box-shadow: 0 1px 0 var(--color-border);
}

.navbar.navbar-scrolled {
  box-shadow: var(--shadow-md);
}

.navbar-light {
  display: flex !important;
}

.navbar-brand h1 {
  font-family: var(--font-heading);
  font-weight: 700 !important;
  font-size: 1.5rem !important;
  color: var(--color-heading);
}

.navbar-light .navbar-nav .nav-link {
  padding: 25px 14px;
  color: var(--color-text);
  font-weight: 500;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  position: relative;
  transition: color 0.25s ease;
}

.navbar-light .navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 18px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
  color: var(--color-primary-dark);
}

.navbar-light .navbar-nav .nav-link:hover::after,
.navbar-light .navbar-nav .nav-link.active::after {
  transform: scaleX(1);
}

@media (max-width: 991.98px) {
  .navbar-light .navbar-nav .nav-link::after {
    display: none;
  }
}

@media (max-width: 991.98px) {
  .navbar-light .navbar-nav .nav-link {
    padding: 10px 0;
  }
}

/* ---------- Hero ---------- */

.hero-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #eefdfb 0%, #ffffff 55%, #ffffff 100%);
}

.hero-section::before,
.hero-section::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  z-index: 0;
}

.hero-section::before {
  width: 420px;
  height: 420px;
  background: rgba(11, 206, 175, 0.16);
  top: -120px;
  right: -100px;
}

.hero-section::after {
  width: 320px;
  height: 320px;
  background: rgba(11, 206, 175, 0.10);
  bottom: -100px;
  left: -80px;
}

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

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--color-primary-dark);
  margin-bottom: 0.75rem;
}

.hero-name {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-heading);
  font-size: 3.2rem;
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.hero-name span {
  color: var(--color-primary-dark);
}

@media (max-width: 991.98px) {
  .hero-name {
    font-size: 2.3rem;
  }
}

.hero-role {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1.35rem;
  color: var(--color-text);
  min-height: 2.2rem;
}

.typed-cursor {
  font-size: 1.3rem;
  color: var(--color-primary);
}

.hero-photo-wrap {
  position: relative;
  padding: 14px;
}

.hero-photo-wrap img {
  border: 6px solid #ffffff;
  box-shadow: var(--shadow-lg);
}

.hero-photo-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px dashed rgba(11, 206, 175, 0.35);
  animation: spin 40s linear infinite;
}

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

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-photo-wrap,
.hero-eyebrow,
.hero-name,
.hero-role,
.hero-section .pt-5 {
  opacity: 0;
  animation: heroFadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-photo-wrap { animation-delay: 0.05s; }
.hero-eyebrow { animation-delay: 0.15s; }
.hero-name { animation-delay: 0.28s; }
.hero-role { animation-delay: 0.42s; }
.hero-section .pt-5 { animation-delay: 0.56s; }

@media (prefers-reduced-motion: reduce) {
  .hero-photo-wrap,
  .hero-eyebrow,
  .hero-name,
  .hero-role,
  .hero-section .pt-5 {
    animation: none;
    opacity: 1;
  }
}

/* ---------- Section headers ---------- */

.section-header {
  margin-bottom: 3rem;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--color-primary-dark);
  background: var(--color-primary-tint);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2.25rem;
  color: var(--color-heading);
  margin-bottom: 0;
}

@media (max-width: 767.98px) {
  .section-title {
    font-size: 1.75rem;
  }
}

/* ---------- About ---------- */

.about-photo {
  position: relative;
}

.about-photo img {
  box-shadow: var(--shadow-md);
}

.info-grid h6 {
  font-family: var(--font-body);
  color: var(--color-heading);
  font-weight: 600;
}

.info-grid .text-secondary {
  color: var(--color-text) !important;
  font-weight: 400;
}

/* ---------- Skills ---------- */

.skills-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.skill h6 {
  font-family: var(--font-body);
  color: var(--color-heading);
}

.progress {
  height: 8px;
  border-radius: 10px;
  background-color: var(--color-bg-alt);
  overflow: visible;
}

.progress .progress-bar {
  border-radius: 10px;
  background-image: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark)) !important;
  box-shadow: 0 2px 8px rgba(11, 206, 175, 0.35);
  transition: width 1.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

/* ---------- Services ---------- */

.service-card {
  height: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.75rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.35s ease;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: rgba(11, 206, 175, 0.35);
}

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  border-radius: 18px;
  background: var(--color-primary-tint) !important;
  color: var(--color-primary-dark) !important;
  font-size: 1.6rem !important;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.3s ease, color 0.3s ease;
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(-8deg);
  background: var(--color-primary) !important;
  color: #ffffff !important;
}

.service-card h4 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ---------- Projects grid ---------- */

.project-card {
  height: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.35s ease;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(11, 206, 175, 0.35);
}

.project-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 0.75rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 0.9rem;
}

.project-tags .tag {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  background: var(--color-primary-tint);
  padding: 4px 12px;
  border-radius: 100px;
}

.project-card-desc {
  font-size: 0.92rem;
  color: var(--color-text);
  margin-bottom: 0;
}

/* ---------- Qualification timeline ---------- */

#qualification .border-left {
  border-left: 2px solid var(--color-border) !important;
}

#qualification .position-relative i.far.fa-dot-circle {
  color: var(--color-primary) !important;
  background: #ffffff;
  font-size: 1rem;
}

#qualification h5 {
  font-size: 1.05rem;
}

#qualification h3 {
  font-family: var(--font-heading);
}

/* ---------- Portfolio gallery ---------- */

#portfolio-flters li {
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  border-color: var(--color-border) !important;
  color: var(--color-text);
  transition: all 0.2s ease;
}

#portfolio-flters li:hover,
#portfolio-flters li.active {
  background-color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  color: #ffffff !important;
}

.portfolio-item .position-relative {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.35s ease;
}

.portfolio-item:hover .position-relative {
  box-shadow: var(--shadow-md);
}

.portfolio-item img {
  border-radius: var(--radius-md);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-item:hover img {
  transform: scale(1.08);
}

.portfolio-item .portfolio-btn {
  background: linear-gradient(0deg, rgba(15, 23, 42, 0.85), rgba(15, 23, 42, 0.15)) !important;
  border-radius: var(--radius-md);
  align-items: flex-end !important;
  padding-bottom: 20px;
  transition: opacity 0.35s ease, width 0.35s cubic-bezier(0.16, 1, 0.3, 1), height 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-item .portfolio-btn i {
  font-size: 20px !important;
  font-style: normal;
  font-family: var(--font-heading);
  font-weight: 600;
  transform: translateY(10px);
  opacity: 0;
  transition: transform 0.4s ease 0.1s, opacity 0.4s ease 0.1s;
}

.portfolio-item:hover .portfolio-btn i {
  transform: translateY(0);
  opacity: 1;
}

/* ---------- Contact ---------- */

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--color-primary-tint);
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.contact-info-item h6 {
  font-family: var(--font-body);
  color: var(--color-heading);
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-info-item p {
  margin-bottom: 0;
  font-size: 0.92rem;
}

.contact-form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.contact-form .form-control {
  border-radius: var(--radius-sm);
  border-color: var(--color-border);
  background-color: var(--color-bg-alt);
}

.contact-form .form-control:focus {
  background-color: #ffffff;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-dark) !important;
  color: var(--color-dark-text);
  font-size: 0.9rem;
}

.site-footer a {
  color: #ffffff;
}

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

/* ---------- Misc ---------- */

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

.back-to-top {
  border-radius: 50%;
  background: var(--color-primary);
  color: #ffffff !important;
  border: none;
  width: 48px;
  height: 48px;
  display: flex !important;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.25s ease;
  animation: floatBounce 2.2s ease-in-out infinite;
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-4px) scale(1.08);
  animation-play-state: paused;
}

.scroll-to-bottom {
  color: var(--color-primary-dark) !important;
  animation: floatBounce 1.8s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .back-to-top,
  .scroll-to-bottom {
    animation: none;
  }
}

/* ---------- Scroll reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(28px) scale(0.97);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--reveal-delay, 0s);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Mobile responsive ---------- */

html,
body {
  overflow-x: hidden;
}

.hero-cta-buttons {
  gap: 0.75rem;
  margin-right: 2rem;
  margin-bottom: 0.5rem;
}

.hero-cta-buttons .btn {
  margin-right: 0 !important;
}

.hero-social {
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.hero-social .btn-social {
  margin-right: 0 !important;
}

@media (max-width: 991.98px) {
  .navbar-brand h1 {
    font-size: 1.2rem !important;
  }

  .hero-section {
    min-height: auto !important;
    padding-top: 6.5rem !important;
  }

  .hero-photo-wrap {
    max-width: 280px;
    margin: 0 auto;
  }

  #qualification .col-lg-6:first-child {
    margin-bottom: 2.5rem;
  }
}

@media (max-width: 767.98px) {
  .section-header {
    margin-bottom: 2rem;
  }

  .hero-eyebrow {
    font-size: 0.8rem;
  }

  .hero-name {
    font-size: 1.9rem;
  }

  .hero-role {
    font-size: 1.05rem;
  }

  .hero-photo-wrap {
    max-width: 220px;
  }

  .hero-cta {
    justify-content: center !important;
  }

  .hero-cta-buttons {
    margin-right: 0;
    justify-content: center;
    width: 100%;
  }

  .skills-card,
  .contact-form-card {
    padding: 1.5rem;
  }

  .service-card {
    padding: 1.75rem 1.25rem;
  }

  .project-card {
    padding: 1.25rem;
  }

  .contact-info-item {
    margin-bottom: 1.1rem;
  }

  .btn {
    padding: 10px 22px;
  }
}

@media (max-width: 575.98px) {
  .hero-cta-buttons .btn {
    width: 100%;
    text-align: center;
  }

  .hero-cta-buttons {
    flex-direction: column;
  }

  .contact-info-item {
    text-align: left;
  }

  .navbar-brand h1 {
    font-size: 1.05rem !important;
  }
}

.navbar-collapse.show,
.navbar-collapse.collapsing {
  background: #ffffff;
  border-radius: var(--radius-md);
  margin-top: 10px;
  box-shadow: var(--shadow-md);
  padding: 10px 20px;
}