@charset "UTF-8";

/*--------------------------------------------------------------
# Design Tokens
--------------------------------------------------------------*/
:root {
  --font-mono: "Fira Code", monospace;

  --bg:          #0a0a0a;
  --bg-raised:   #111111;
  --bg-subtle:   #181818;
  --border:      #242424;
  --border-dim:  #1c1c1c;

  --text-primary:   #e8e8e8;
  --text-secondary: #888888;
  --text-dim:       #555555;

  --accent:       #c8a96e;   /* warm amber */
  --accent-dim:   rgba(200, 169, 110, 0.12);
  --accent-hover: #d4b882;

  --nav-color:       #c0c0c0;
  --nav-hover:       #e8e8e8;
  --nav-active:      #c8a96e;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  scroll-behavior: smooth;
}

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

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

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.7;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  color: var(--text-primary);
  line-height: 1.3;
  font-weight: 500;
}

p {
  color: var(--text-secondary);
  margin-top: 0;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

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

ul, ol {
  padding-left: 1.25rem;
}

/*--------------------------------------------------------------
# Header
--------------------------------------------------------------*/
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0 0;
  transition: border-color 0.3s ease;
}

.header .container-fluid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

/* Logo */
.header .logo {
  text-decoration: none;
  flex-shrink: 0;
}

.header .logo h1.sitename {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin: 0;
  line-height: 1;
}

/* Social links in header */
.header .header-social-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.header .header-social-links a {
  color: var(--text-dim);
  font-size: 15px;
  line-height: 1;
  display: flex;
  align-items: center;
  transition: color 0.2s ease;
  padding: 0;
}

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

.header .header-social-links a i {
  line-height: 1;
}

@media (max-width: 1200px) {
  .header .logo    { order: 1; }
  .header .header-social-links { order: 2; }
  .header .navmenu { order: 3; }
}

@media (max-width: 576px) {
  .header .header-social-links {
    display: none;
  }
}

/*--------------------------------------------------------------
# Navigation — Desktop
--------------------------------------------------------------*/
@media (min-width: 1200px) {
  .navmenu {
    display: flex;
    align-items: center;
  }

  .navmenu ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 0;
  }

  .navmenu > ul > li {
    position: relative;
  }

  .navmenu a,
  .navmenu a:focus {
    display: block;
    padding: 0 16px;
    height: 60px;
    line-height: 60px;
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--nav-color);
    white-space: nowrap;
    transition: color 0.2s ease;
    position: relative;
  }

  .navmenu a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 16px;
    right: 16px;
    height: 1px;
    background-color: var(--accent);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.25s ease;
  }

  .navmenu a:hover,
  .navmenu .active {
    color: var(--nav-hover);
  }

  .navmenu .active::after,
  .navmenu a:hover::after {
    transform: scaleX(1);
  }

  .navmenu .active {
    color: var(--nav-active);
  }
}

/*--------------------------------------------------------------
# Navigation — Mobile
--------------------------------------------------------------*/
@media (max-width: 1199px) {
  .mobile-nav-toggle {
    color: var(--nav-color);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    transition: color 0.2s;
    margin-right: 4px;
    display: flex;
    align-items: center;
  }

  .navmenu {
    padding: 0;
    z-index: 9997;
  }

  .navmenu ul {
    display: none;
    list-style: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    margin: 0;
    padding: 0;
    background-color: var(--bg-raised);
    border-bottom: 1px solid var(--border);
    z-index: 9998;
  }

  .navmenu a,
  .navmenu a:focus {
    display: block;
    padding: 14px 24px;
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--nav-color);
    border-bottom: 1px solid var(--border-dim);
    transition: color 0.2s, background-color 0.2s;
  }

  .navmenu a:hover,
  .navmenu .active {
    color: var(--nav-active);
    background-color: var(--bg-subtle);
  }

  .mobile-nav-active .navmenu > ul {
    display: block;
  }

  .mobile-nav-active .mobile-nav-toggle {
    color: var(--text-primary);
  }
}

/*--------------------------------------------------------------
# Sections — shared
--------------------------------------------------------------*/
section,
.section {
  padding: 96px 0;
  scroll-margin-top: 60px;
  background-color: var(--bg);
  color: var(--text-primary);
  overflow: clip;
}

section + section {
  border-top: 1px solid var(--border-dim);
}

@media (max-width: 768px) {
  section,
  .section {
    padding: 64px 0;
  }
}

/*--------------------------------------------------------------
# Section Titles
--------------------------------------------------------------*/
.section-title h2 {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px 0;
}

.section-title p {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0;
  margin-bottom: 3rem;
}

.section-title p + p {
  margin-top: 12px;
  margin-bottom: 3rem;
}

/*--------------------------------------------------------------
# Hero Section
--------------------------------------------------------------*/
.hero {
  width: 100%;
  min-height: calc(100vh - 60px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 0;
  background-color: var(--bg);
}

.hero .container {}

.hero h2 {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 16px 0;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: clamp(15px, 2vw, 20px);
  color: var(--text-secondary);
  margin: 0 0 40px 0;
  font-weight: 300;
}

.hero .btn-get-started {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background-color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  transition: background-color 0.2s ease, color 0.2s ease;
  font-family: var(--font-mono);
}

.hero .btn-get-started:hover {
  background-color: transparent;
  color: var(--accent);
}

.hero-avatar {
  width: 25rem;
  height: 25rem;
  border-radius: 50%;
  object-fit: cover;
  object-position: top;
  border: 1px solid var(--border);
  margin: 0 auto 24px;
}

@media (max-width: 768px) {
  .hero-avatar {
    width: 15rem;
    height: 15rem;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 60px 0;
  }
}

/*--------------------------------------------------------------
# About Section
--------------------------------------------------------------*/
.about .content h2 {
  font-size: 22px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.about .content > .py-3 {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.about .content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.about .content ul li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-dim);
  font-size: 0.9375rem;
}

.about .content ul li:last-child {
  border-bottom: none;
}

.about .content ul i {
  color: var(--accent);
  font-size: 10px;
  flex-shrink: 0;
  position: relative;
  top: 1px;
}

.about .content ul strong {
  color: var(--text-primary);
  font-weight: 500;
  min-width: 80px;
}

.about .content ul span,
.about .content ul a {
  color: var(--text-secondary);
}



/*--------------------------------------------------------------
# Skills Section
--------------------------------------------------------------*/
.skills {
  background-color: var(--bg-raised);
}

.skills .skills-grid {
  margin: 0;
}

.skills .skill-card {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.skills .skill-card:hover {
  border-color: var(--accent);
  background-color: var(--accent-dim);
}

.skills .skill-card__logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skills .skill-card__logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(100%) brightness(0) invert(1);
  opacity: 0.55;
  transition: opacity 0.2s ease;
}

.skills .skill-card:hover .skill-card__logo img {
  opacity: 0.9;
}

.skills .skill-card__label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.skills .skill-card:hover .skill-card__label {
  color: var(--text-primary);
}

/*--------------------------------------------------------------
# Testimonials Section
--------------------------------------------------------------*/
.testimonials {
  background-color: var(--bg);
}

.testimonials .testimonial-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 28px;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.2s ease;
}

.testimonials .testimonial-item:hover {
  border-color: var(--accent);
}

.testimonials .testimonial-header {
  display: flex;
  align-items: center;
  gap: 16px;
}

.testimonials .testimonial-img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--border);
  filter: grayscale(20%);
}

.testimonials .testimonial-item h3 {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin: 0 0 2px 0;
}

.testimonials .testimonial-item h4 {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 400;
  margin: 0 0 6px 0;
  letter-spacing: 0.02em;
}

.testimonials .testimonial-item .stars i {
  color: var(--accent);
  font-size: 10px;
  margin-right: 1px;
}

.testimonials .testimonial-item p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin: 0;
}

/*--------------------------------------------------------------
# Resume Section
--------------------------------------------------------------*/
.resume {
  background-color: var(--bg-raised);
}

.resume .resume-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 3rem;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.resume .resume-item {
  padding: 0 0 32px 24px;
  border-left: 1px solid var(--border);
  position: relative;
  margin-top: 0;
}

.resume .resume-item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent);
}

.resume .resume-item:last-of-type {
  padding-bottom: 0;
}

.resume .resume-item h4 {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
  text-transform: none;
  letter-spacing: 0;
  margin: 0 0 4px 0;
  line-height: 1.4;
}

.resume .resume-item h5 {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-secondary);
  margin: 0 0 6px 0;
  display: block;
}

.resume .resume-item p em {
  font-style: normal;
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.resume .resume-item ul {
  margin: 10px 0 0;
  padding-left: 0;
  list-style: none;
}

.resume .resume-item ul li {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  padding: 4px 0 4px 14px;
  position: relative;
}

.resume .resume-item ul li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-dim);
  font-size: 11px;
}

.btn-download-resume {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 32px;
  padding: 10px 24px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-family: var(--font-mono);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.btn-download-resume:hover {
  background-color: var(--accent);
  color: var(--bg);
}

/*--------------------------------------------------------------
# Services Section
--------------------------------------------------------------*/
.services {
  background-color: var(--bg);
}

.services .service-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 40px 22px;
  height: 100%;
  transition: border-color 0.25s ease, background-color 0.25s ease;
  background-color: var(--bg);
}

.services .service-item:hover {
  border-color: var(--accent);
  background-color: var(--accent-dim);
}

.services .service-item .icon {
  margin: 0 0 24px 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.services .service-item .icon svg {
  display: none;
}

.services .service-item .icon i {
  font-size: 28px;
  color: var(--accent);
  transition: color 0.2s ease;
}

.services .service-item:hover .icon i {
  color: var(--accent-hover);
}

.services .service-item h3 {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  margin: 0 0 16px 0;
}

.services .service-item p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 10px;
}

.services .service-item p:last-child {
  margin-bottom: 0;
}

/* unified accent style for service icon color variants */
.services .service-item.item-cyan i,
.services .service-item.item-indigo i,
.services .service-item.item-pink i {
  color: var(--accent);
}

/*--------------------------------------------------------------
# Contact Section
--------------------------------------------------------------*/
.contact {
  background-color: var(--bg-raised);
}

.contact .info-wrap {
  padding: 0;
  background: transparent;
}

.contact .info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-dim);
}

.contact .info-item:last-child {
  border-bottom: none;
}

.contact .info-item i {
  font-size: 16px;
  color: var(--accent);
  background: transparent;
  width: auto;
  height: auto;
  flex-shrink: 0;
  margin-top: 3px;
}

.contact .info-item h3 {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin: 0 0 4px 0;
  padding: 0;
}

.contact .info-item p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
  padding: 0;
}

.contact .info-item:hover i {
  background: transparent;
  color: var(--accent-hover);
}

/* Contact form */
.contact .php-email-form {
  background: transparent;
  padding: 0;
  box-shadow: none;
}

.contact .php-email-form label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.contact .php-email-form input[type="text"],
.contact .php-email-form input[type="email"],
.contact .php-email-form textarea {
  display: block;
  width: 100%;
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 12px 16px;
  background-color: var(--bg-subtle);
  color: var(--text-primary);
  border: 1px solid var(--text-dim);
  border-radius: var(--radius-sm);
  box-shadow: none;
  outline: none;
  transition: border-color 0.2s ease;
  -webkit-appearance: none;
}

.contact .php-email-form input[type="text"]:focus,
.contact .php-email-form input[type="email"]:focus,
.contact .php-email-form textarea:focus {
  border-color: var(--accent);
}

.contact .php-email-form input[type="text"]::placeholder,
.contact .php-email-form input[type="email"]::placeholder,
.contact .php-email-form textarea::placeholder {
  color: var(--text-dim);
}

.contact .php-email-form textarea {
  resize: vertical;
  min-height: 160px;
}

.contact .php-email-form button[type="submit"] {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background-color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 11px 28px;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.contact .php-email-form button[type="submit"]:hover {
  background-color: transparent;
  color: var(--accent);
}

/* Bootstrap validation feedback integration */
.contact .php-email-form .invalid-feedback,
.contact .php-email-form .valid-feedback {
  font-size: 12px;
  margin-top: 6px;
}

/*--------------------------------------------------------------
# Footer
--------------------------------------------------------------*/
.footer {
  background-color: var(--bg);
  border-top: 1px solid var(--border);
  padding: 40px 0;
  font-size: 13px;
  color: var(--text-dim);
}

.footer .copyright p {
  margin: 0;
  color: var(--text-secondary);
}

.footer .copyright strong {
  color: var(--text-secondary);
  font-weight: 500;
}

.footer .social-links {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}

.footer .social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 50%;
  font-size: 14px;
  color: var(--text-dim);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.footer .social-links a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.footer .credits {
  margin-top: 12px;
  font-size: 12px;
  color: var(--text-dim);
  text-align: center;
}

.footer .credits a {
  color: var(--text-secondary);
}

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

/*--------------------------------------------------------------
# Preloader
--------------------------------------------------------------*/
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease;
}

#preloader::before {
  content: "";
  width: 24px;
  height: 24px;
  border: 1px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

#preloader::after {
  display: none;
}

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

/*--------------------------------------------------------------
# Scroll Top
--------------------------------------------------------------*/
.scroll-top {
  position: fixed;
  right: 24px;
  bottom: -20px;
  z-index: 9999;
  width: 36px;
  height: 36px;
  background-color: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.scroll-top i {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1;
}

.scroll-top:hover {
  border-color: var(--accent);
  background-color: var(--accent-dim);
}

.scroll-top:hover i {
  color: var(--accent);
}

.scroll-top.active {
  opacity: 1;
  visibility: visible;
  bottom: 24px;
}

/*--------------------------------------------------------------
# AOS — disable delay on mobile
--------------------------------------------------------------*/
@media (max-width: 768px) {
  [data-aos-delay] {
    transition-delay: 0 !important;
  }
}


/*--------------------------------------------------------------
# Loader (htmx indicator)
--------------------------------------------------------------*/
.loader.htmx-indicator {
  display: none;
  width: 16px;
  height: 16px;
  border: 1px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 16px auto 0;
}

.htmx-request .loader.htmx-indicator,
.htmx-request.loader.htmx-indicator {
  display: block;
}

/*--------------------------------------------------------------
# Form validation colors
--------------------------------------------------------------*/
.is-invalid {
  border-color: #c0392b !important;
}

.is-valid {
  border-color: #27ae60 !important;
}

.invalid-feedback {
  color: #c0392b;
  font-size: 12px;
}


/*--------------------------------------------------------------
# Layout — Container
--------------------------------------------------------------*/
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container-fluid {
  width: 100%;
  padding: 0 2rem;
}

@media (max-width: 576px) {
  .container,
  .container-fluid {
    padding: 0 1rem;
  }
}

/*--------------------------------------------------------------
# Layout — Grid
--------------------------------------------------------------*/
.row {
  display: flex;
  flex-wrap: wrap;
  margin-left: -0.75rem;
  margin-right: -0.75rem;
}

.row > * {
  padding-left: 0.75rem;
  padding-right: 0.75rem;
  width: 100%;
  min-width: 0;
}

/* gap utilities (gap between rows) */
.gy-4 {
  row-gap: 1.5rem;
}

.g-4 {
  row-gap: 1.5rem;
  column-gap: 0; /* columns handled via padding */
}

/* Column sizes — mobile first (all full width by default) */
.col-12  { width: 100%; }

/* Medium breakpoint ≥ 768px */
@media (min-width: 768px) {
  .col-md-4  { width: 33.3333%; }
  .col-md-6  { width: 50%; }
  .col-md-12 { width: 100%; }
}

/* Large breakpoint ≥ 992px */
@media (min-width: 992px) {
  .col-lg-3  { width: 25%; }
  .col-lg-4  { width: 33.3333%; }
  .col-lg-5  { width: 41.6667%; }
  .col-lg-6  { width: 50%; }
  .col-lg-7  { width: 58.3333%; }
  .col-lg-8  { width: 66.6667%; }
}

/*--------------------------------------------------------------
# Flex utilities
--------------------------------------------------------------*/
.d-flex              { display: flex !important; }
.align-items-center  { align-items: center !important; }
.justify-content-center  { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.flex-shrink-0       { flex-shrink: 0 !important; }
.me-auto             { margin-right: auto !important; }
.gap-3               { gap: 1rem !important; }

/* XL breakpoint — hide on screens >= 1200px */
@media (min-width: 1200px) {
  .d-xl-none { display: none !important; }
}

/* XL breakpoint — margin overrides */
@media (min-width: 1200px) {
  .me-xl-0 { margin-right: 0 !important; }
}

/*--------------------------------------------------------------
# Spacing utilities
--------------------------------------------------------------*/
.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.pb-0 { padding-bottom: 0 !important; }
.pb-2 { padding-bottom: 0.5rem !important; }
.px-1 { padding-left: 0.25rem !important; padding-right: 0.25rem !important; }
.mt-4 { margin-top: 1.5rem !important; }

/*--------------------------------------------------------------
# Text utilities
--------------------------------------------------------------*/
.text-center      { text-align: center !important; }
.text-uppercase   { text-transform: uppercase !important; }
.text-decoration-none { text-decoration: none !important; }
.text-reset       { color: inherit !important; }
.fw-semibold      { font-weight: 600 !important; }

/*--------------------------------------------------------------
# Image utilities
--------------------------------------------------------------*/
.img-fluid {
  max-width: 100%;
  height: auto;
}


/*--------------------------------------------------------------
# Sizing utilities
--------------------------------------------------------------*/
.w-100 { width: 100% !important; }
.h-100 { height: 100% !important; }

/*--------------------------------------------------------------
# Appearance utilities
--------------------------------------------------------------*/
.light-background {
  background-color: var(--bg);
}

/*--------------------------------------------------------------
# Position utilities
--------------------------------------------------------------*/
.position-relative { position: relative !important; }
.sticky-top {
  position: sticky;
  top: 0;
  z-index: 100;
}

/*--------------------------------------------------------------
# Form-control base
--------------------------------------------------------------*/
.form-control {
  display: block;
  width: 100%;
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 12px 16px;
  background-color: var(--bg-subtle);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: none;
  outline: none;
  transition: border-color 0.2s ease;
  -webkit-appearance: none;
}

.form-control:focus {
  border-color: var(--accent);
  background-color: var(--bg-subtle);
  color: var(--text-primary);
  box-shadow: none;
}

.form-control::placeholder {
  color: var(--text-dim);
}

/*--------------------------------------------------------------
# Scroll animations
--------------------------------------------------------------*/
[data-aos] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="zoom-out"] {
  transform: scale(1.05);
}

[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0) scale(1);
}

@media (max-width: 768px) {
  [data-aos] {
    transition-delay: 0s !important;
  }
}

/*--------------------------------------------------------------
# Toast notifications
--------------------------------------------------------------*/
#toast-container {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 340px;
  max-width: calc(100vw - 2rem);
  pointer-events: none;
}

.toast {
  width: 100%;
  padding: 14px 40px 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background-color: var(--bg-raised);
  color: var(--text-primary);
  font-size: 13px;
  line-height: 1.6;
  position: relative;
  pointer-events: auto;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.toast.toast-show {
  opacity: 1;
  transform: translateY(0);
}

.toast-success { border-left: 3px solid #27ae60; }
.toast-error   { border-left: 3px solid #c0392b; }
.toast-info    { border-left: 3px solid var(--accent); }
.toast-warning { border-left: 3px solid #e67e22; }

.toast-title {
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.toast-msg {
  color: var(--text-secondary);
}

.toast-close {
  position: absolute;
  top: 10px;
  right: 12px;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 16px;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  transition: color 0.2s ease;
}

.toast-close:hover {
  color: var(--text-primary);
}

/*--------------------------------------------------------------
# Portfolio — R Packages Section
--------------------------------------------------------------*/
.portfolio-pkg-card {
  background-color: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.portfolio-pkg-card:hover {
  border-color: var(--accent);
  background-color: var(--bg-subtle);
}

.portfolio-pkg-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.portfolio-pkg-card__header > i {
  font-size: 24px;
  color: var(--accent);
}

.portfolio-pkg-card__role {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background-color: var(--accent-dim);
  border: 1px solid rgba(200, 169, 110, 0.25);
  border-radius: var(--radius-sm);
  padding: 3px 10px;
}

.portfolio-pkg-card__name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 12px 0;
  font-family: var(--font-mono);
}

.portfolio-pkg-card__desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
  margin: 0 0 20px 0;
}

.portfolio-pkg-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  margin-top: auto;
  transition: color 0.2s ease, gap 0.2s ease;
}

.portfolio-pkg-card__link:hover {
  color: var(--accent-hover);
  gap: 10px;
}

.portfolio-pkg-card__link i {
  font-size: 12px;
}

/*--------------------------------------------------------------
# Portfolio — Talks Section
--------------------------------------------------------------*/
.portfolio-talk-item {
  background-color: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: border-color 0.25s ease;
}

.portfolio-talk-item:hover {
  border-color: var(--accent);
}

.portfolio-talk-item__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.portfolio-talk-item__meta > i {
  font-size: 20px;
  color: var(--accent);
}

.portfolio-talk-item__conference {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background-color: var(--accent-dim);
  border: 1px solid rgba(200, 169, 110, 0.25);
  border-radius: var(--radius-sm);
  padding: 3px 10px;
}

.portfolio-talk-item__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 12px 0;
  line-height: 1.4;
}

.portfolio-talk-item__speakers {
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px 0;
}

.portfolio-talk-item__speakers i {
  color: var(--text-dim);
  font-size: 14px;
}

.portfolio-talk-item__abstract {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 0 0 24px 0;
}

.portfolio-talk-item__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  border: 1px solid rgba(200, 169, 110, 0.4);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.portfolio-talk-item__link:hover {
  background-color: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent-hover);
}

.portfolio-talk-item__link i {
  font-size: 15px;
}