/* ===========================
   Rubasowndhriya Portfolio
   Beach Theme + Premium UI
   =========================== */

:root{
  --bg: #05070c;
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.68);
  --card: rgba(255,255,255,.08);
  --stroke: rgba(255,255,255,.18);
  --accent: #ffb347;
  --accent2: #ff5f6d;
  --radius: 22px;
  --shadow: 0 18px 60px rgba(0,0,0,.45);
  --blur: 18px;
  --max: 1150px;
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: var(--bg);
  color: var(--text);
  overflow-x:hidden;
}

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
button, input, textarea{ font:inherit; }

/* Container */
.container{
  width: min(100% - 36px, var(--max));
  margin: 0 auto;
}

/* Background */
.bg-wrap{
  position: fixed;
  inset: 0;
  z-index: -5;
  overflow: hidden;
}

.bg-image{
  position:absolute;
  inset:-40px;
  background-image: url("9343964.jpg");
  background-size: cover;
  background-position: center;
  filter: saturate(1.2) contrast(1.1);
  transform: scale(1.05);
}

.bg-overlay{
  position:absolute;
  inset:0;
  background: rgba(0,0,0,.52);
}

.bg-gradient{
  position:absolute;
  inset:0;
  background:
    radial-gradient(900px 520px at 20% 15%, rgba(255,179,71,.22), transparent 60%),
    radial-gradient(800px 500px at 80% 40%, rgba(255,95,109,.18), transparent 60%),
    linear-gradient(to bottom, rgba(0,0,0,.25), rgba(0,0,0,.82));
}

.bg-grain{
  position:absolute;
  inset:0;
  opacity:.08;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='130' height='130'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='130' height='130' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* Glass */
.glass{
  background: var(--card);
  border: 1px solid var(--stroke);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.glass-sm{
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 18px;
}

/* Header/Nav */
.header{
  position: sticky;
  top: 14px;
  margin: 14px auto 0;
  width: min(100% - 20px, var(--max));
  z-index: 50;
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 16px;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
}

.brand-dot{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 18px rgba(255,179,71,.35);
}

.brand-text{
  font-weight: 700;
  letter-spacing: .4px;
}

.nav-links{
  display:flex;
  align-items:center;
  gap:18px;
}

.nav-links a{
  padding: 10px 12px;
  border-radius: 14px;
  transition: transform .25s ease, background .25s ease;
  color: rgba(255,255,255,.85);
}

.nav-links a:hover{
  background: rgba(255,255,255,.08);
  transform: translateY(-1px);
}

.nav-links a.active{
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.16);
}

.profile-wrapper {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  overflow: hidden;
  position: center ;
  border: 4px solid #051112;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding: 12px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.08);
  transition: transform .25s ease, background .25s ease, border .25s ease;
  cursor:pointer;
}

.btn:hover{
  transform: translateY(-2px);
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.20);
}

.btn-primary{
  background: linear-gradient(135deg, rgba(255,179,71,.95), rgba(255,95,109,.90));
  border: none;
  color: #120b05;
  font-weight: 700;
}

.btn-primary:hover{
  transform: translateY(-2px) scale(1.01);
}

.btn-ghost{
  background: rgba(0,0,0,.20);
}

.btn-sm{
  padding: 10px 14px;
  border-radius: 14px;
  font-size: .92rem;
}

.btn-full{
  width:100%;
}
.resume-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 12px 26px;
  background: linear-gradient(135deg, #ff9f43, #ff6f61);
  color: #fff;
  font-weight: 600;
  border-radius: 30px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.resume-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(255, 159, 67, 0.35);
}
@media (max-width: 768px) {
  .resume-link {
    padding: 10px 20px;
    font-size: 14px;
  }
}


/* Hamburger */
.hamburger{
  display:none;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  cursor:pointer;
}

.hamburger span{
  display:block;
  height:2px;
  width: 18px;
  background: rgba(255,255,255,.9);
  margin: 4px auto;
  border-radius: 3px;
}

/* Mobile Menu */
.mobile-menu{
  position: fixed;
  top: 92px;
  left: 50%;
  transform: translateX(-50%) translateY(-14px);
  width: min(100% - 20px, var(--max));
  padding: 14px;
  display:none;
  flex-direction: column;
  gap: 10px;
  z-index: 60;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
}

.mobile-menu.open{
  display:flex;
  opacity: 1;
  pointer-events:auto;
  transform: translateX(-50%) translateY(0px);
}

.mobile-menu a{
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
}

/* Main layout */
.main{ padding: 26px 0 40px; }

/* Hero */
.hero{
  padding: 34px 0 18px;
}

.hero-grid{
  display:grid;
  grid-template-columns: 1.35fr .95fr;
  gap: 22px;
  align-items: start;
}

.kicker{
  display:inline-block;
  letter-spacing: 3.5px;
  font-size: .78rem;
  color: rgba(255,255,255,.72);
  margin-bottom: 12px;
}

.title{
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.08;
  margin-bottom: 12px;
}

.accent{
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.subtitle{
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.6;
  max-width: 52ch;
  margin-bottom: 18px;
}

.hero-actions{
  display:flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.hero-stats{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 10px;
}

.stat{
  padding: 14px 12px;
  text-align:center;
}

.stat h3{
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.stat p{
  color: var(--muted);
  font-size: .9rem;
}

/* Profile Card */
.profile-card{
  padding: 16px;
  position: relative;
  overflow:hidden;
}

.profile-top{
  display:flex;
  align-items:center;
  gap: 12px;
  margin-bottom: 12px;
}

.avatar{
  width: 52px;
  height: 52px;
  border-radius: 18px;
  display:grid;
  place-items:center;
  background: linear-gradient(135deg, rgba(255,179,71,.95), rgba(255,95,109,.9));
  color: #120b05;
  font-weight: 900;
  font-size: 1.15rem;
}

.profile-tags{
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0;
}

.chip{
  padding: 8px 10px;
  border-radius: 999px;
  font-size: .85rem;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.18);
  color: rgba(255,255,255,.85);
}

.profile-actions{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
}

.profile-glow{
  position:absolute;
  width: 420px;
  height: 420px;
  right: -220px;
  top: -240px;
  background: radial-gradient(circle at center, rgba(255,179,71,.35), transparent 60%);
  filter: blur(18px);
}

/* Scroll indicator */
.scroll-indicator{
  margin-top: 16px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  color: rgba(255,255,255,.75);
}

.scroll-indicator .dot{
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: rgba(255,255,255,.85);
  animation: pulse 1.6s infinite ease-in-out;
}

@keyframes pulse{
  0%,100%{ transform: translateY(0); opacity: .7; }
  50%{ transform: translateY(-6px); opacity: 1; }
}

/* Sections */
.section{ padding: 32px 0; }

.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap: 20px;
  margin-bottom: 16px;
}

.section-head h2{
  font-size: 1.7rem;
}

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

/* Cards */
.cards-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.card{
  padding: 18px;
  min-height: 120px;
}

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

/* Quick Links */
.quick-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.quick-card{
  padding: 18px;
  transition: transform .25s ease;
}

.quick-card:hover{
  transform: translateY(-4px);
}

/* Page Head */
.page-head{
  padding: 26px 0 12px;
}

.page-head h1{
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  margin-bottom: 6px;
}

/* Skills */
.skill-card {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  border-radius: 18px;
  padding: 22px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.skill-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(255, 159, 67, 0.25);
}

.skill-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.skill-icon {
  font-size: 26px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 159, 67, 0.15);
  color: #ff9f43;
}
.skill-icon.html { color: #e44d26; }
.skill-icon.backend { color: #6c63ff; }
.skill-icon.uiux { color: #ff9f43; }
.skill-icon.tools { color: #4caf50; }

.skills-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.skill-card{
  padding: 18px;
}

.meter{
  height: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.10);
  margin-top: 12px;
  overflow:hidden;
  border: 1px solid rgba(255,255,255,.12);
}

.meter .bar{
  height: 100%;
  width: var(--w);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255,179,71,.95), rgba(255,95,109,.90));
  transform: translateX(-100%);
  animation: fill 1.3s ease forwards;
}

@keyframes fill{
  to{ transform: translateX(0); }
}

/* Projects */
.project-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.project-card{
  padding: 18px;
}

.project-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.badge{
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  font-size: .82rem;
}

.project-tags{
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0;
}

.project-actions{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* Timeline */
.timeline{
  display:grid;
  gap: 14px;
}

.timeline-item{
  padding: 18px;
  position: relative;
  overflow:hidden;
}

.timeline-dot{
  width: 10px;
  height: 10px;
  border-radius: 99px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  margin-bottom: 10px;
}

.timeline-content h3{ margin-bottom: 4px; }

/* Certificates */
.cert-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.cert-card{
  padding: 18px;
}
.certificates {
  padding: 80px 10%;
  background: #0f172a; /* professional dark */
  color: #fff;
}

.section-title {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 40px;
}

.certificate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.certificate-card {
  background: #111827;
  border-radius: 15px;
  overflow: hidden;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.certificate-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.certificate-card p {
  padding: 15px;
  font-weight: 500;
}

.certificate-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.6);
}
.cert-modal {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.9);
  justify-content: center;
  align-items: center;
  z-index: 999;
}

.cert-modal img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 10px;
}

.close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 40px;
  color: white;
  cursor: pointer;
}

/* Contact */
.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.contact-card{
  padding: 18px;
}

.contact-list{
  margin-top: 14px;
  display:grid;
  gap: 12px;
}

.contact-item{
  display:flex;
  gap: 12px;
  padding: 12px;
  border-radius: 18px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
}

.contact-icon{
  font-size: 1.3rem;
}

.contact-title{
  font-weight: 700;
  margin-bottom: 2px;
}

.contact-form{
  padding: 18px;
}

.contact-form h3{
  margin-bottom: 14px;
}

.form-row{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

label span{
  display:block;
  font-size: .9rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 6px;
}

input, textarea{
  width:100%;
  padding: 12px 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.25);
  color: rgba(255,255,255,.92);
  outline:none;
  transition: border .25s ease, transform .25s ease;
}

input:focus, textarea:focus{
  border-color: rgba(255,179,71,.55);
  transform: translateY(-1px);
}

.form-note{
  margin-top: 10px;
  font-size: .9rem;
}
.contact-item a {
  color: inherit;
  text-decoration: none;
}
.contact-item a:hover {
  text-decoration: underline;
}


/* Footer */
.footer{
  padding: 24px 0 10px;
}

.footer-inner{
  padding: 14px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
}

.backtop{
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  transition: transform .25s ease;
}

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

/* Reveal Animations */
.reveal{
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .65s ease, transform .65s ease;
}

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

/* Loader */
.loader{
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0,0,0,.84);
  display:flex;
  flex-direction: column;
  align-items:center;
  justify-content:center;
  gap: 14px;
  transition: opacity .35s ease;
}

.loader.hidden{
  opacity: 0;
  pointer-events:none;
}

.loader-ring{
  width: 62px;
  height: 62px;
  border-radius: 999px;
  border: 5px solid rgba(255,255,255,.12);
  border-top-color: rgba(255,179,71,.9);
  animation: spin 1s linear infinite;
}

@keyframes spin{
  to{ transform: rotate(360deg); }
}
.footer {
  width: 100%;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
  margin-top: 4rem;
}

/* Social Icons Container */
.social-icons {
  display: flex;
  gap: 1.5rem;
}

/* Icon Style */
.social-icons a {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

/* Hover Effect */
.social-icons a:hover {
  transform: translateY(-6px);
  background: linear-gradient(135deg, #f6c177, #fda085);
  color: #000;
}

/* Footer Text */
.footer-text {
  font-size: 0.85rem;
  color: rgba(139, 135, 135, 0.929);
  text-align: center;
}
@media (max-width: 600px) {
  .social-icons a {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .cards-grid{ grid-template-columns: 1fr; }
  .quick-grid{ grid-template-columns: repeat(2, 1fr); }
  .project-grid{ grid-template-columns: repeat(2, 1fr); }
  .cert-grid{ grid-template-columns: repeat(2, 1fr); }
  .contact-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 760px){
  .nav-links{ display:none; }
  .hamburger{ display:block; }
  .hero-stats{ grid-template-columns: 1fr; }
  .skills-grid{ grid-template-columns: 1fr; }
  .project-grid{ grid-template-columns: 1fr; }
  .cert-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
}