/*
Theme Name: Tarik Zengin Portfolio
Theme URI: https://websky.app
Author: Tarik Zengin
Author URI: https://websky.app
Description: Modernes Portfolio-Theme für Fachinformatiker und KI-Spezialist mit konfigurierbaren Farben, optionalem Sternenfeld und Animationen
Version: 2.0.0
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: tarik-zengin
Tags: portfolio, one-page, custom-colors, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700;800&display=swap');

/* CSS Variables */
:root {
    --background: #0d0d0f;
    --foreground: #f5f5f0;
    --card: #1a1a1f;
    --card-foreground: #f5f5f0;
    --primary: #ff7a3d;
    --primary-foreground: #0d0d0f;
    --secondary: #252529;
    --accent: #ffb366;
    --muted: #2d2d33;
    --muted-foreground: #a8a8a0;
    --border: #333338;
    --radius: 0.75rem;
}

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

html,
body {
    min-height: 100%;
    background-color: var(--background);
    scroll-behavior: smooth;
}

body {
    color: var(--foreground);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    max-width: 100vw;
}

code, .font-mono {
    font-family: 'JetBrains Mono', monospace;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Text Utilities */
.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Background Gradient */
.bg-gradient-sky {
    min-height: 100vh;
    background: radial-gradient(
        ellipse 80% 50% at 50% 0%,
        rgba(255, 122, 61, 0.15) 0%,
        var(--background) 50%,
        var(--background) 100%
    );
}

/* Glow Effects */
.glow-primary {
    box-shadow: 0 0 30px -5px rgba(255, 122, 61, 0.5),
                0 0 60px -10px rgba(255, 122, 61, 0.3);
}

.card-glow {
    transition: all 0.5s ease;
}

.card-glow:hover {
    box-shadow: 0 0 40px -10px rgba(255, 122, 61, 0.4),
                0 20px 40px -20px rgba(255, 122, 61, 0.2);
    transform: translateY(-4px);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(13, 13, 15, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

nav a {
    text-decoration: none;
    color: var(--muted-foreground);
    transition: color 0.3s ease;
}

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

.nav-logo {
    font-size: 1.25rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
    list-style: none;
}

.nav-menu a {
    font-size: 0.95rem;
}

.btn-primary {
    padding: 0.5rem 1.5rem;
    background-color: var(--primary);
    color: var(--primary-foreground);
    border-radius: 9999px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    box-shadow: 0 0 30px -5px rgba(255, 122, 61, 0.5);
}

.mobile-menu-button {
    display: none;
    background: none;
    border: none;
    color: var(--foreground);
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 0;
}

.mobile-menu.active {
    display: flex;
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 1rem;
    position: relative;
}

#hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

#hero .subtitle {
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 1rem;
}

#hero .description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--muted-foreground);
    max-width: 800px;
    margin: 0 auto 2rem;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 9999px;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--primary-foreground);
}

/* Sections */
section {
    padding: 5rem 1rem;
    position: relative;
}

section h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
}

/* Cards */
.card {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
}

/* About Section */
.about-header {
    text-align: center;
    margin-bottom: 3rem;
}

.about-underline {
    width: 96px;
    height: 4px;
    margin: 0.75rem auto 0;
    border-radius: 9999px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
}

.about-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: flex-start;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--muted-foreground);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.about-text .text-primary {
    color: var(--primary);
}

.about-text .text-accent {
    color: var(--accent);
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.about-highlight-card {
    background-color: var(--card);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.04);
    padding: 1.5rem;
}

.about-highlight-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    background-color: rgba(255, 122, 61, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.about-highlight-icon i {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.about-highlight-title {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.about-highlight-description {
    font-size: 0.9rem;
    color: var(--muted-foreground);
}

/* Experience Section - Timeline */
.experience-wrapper {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding-left: 1.5rem;
    overflow-x: hidden;
}

.experience-line {
    position: absolute;
    left: 1.75rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--accent), rgba(255, 122, 61, 0.2));
    opacity: 0.9;
}

.experience-list {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    padding: 10px 10px 0 0;
}

.experience-timeline-item {
    position: relative;
    padding-left: 3.5rem;
}

.experience-dot {
    position: absolute;
    left: 1.75rem;
    top: 1.25rem;
    width: 18px;
    height: 18px;
    border-radius: 9999px;
    background-color: var(--card);
    border: 2px solid var(--primary);
    transform: translateX(-50%);
    box-shadow: 0 0 0 4px rgba(255, 122, 61, 0.15);
}

.experience-timeline-item.is-highlight .experience-dot {
    background-color: var(--primary);
    box-shadow:
        0 0 0 4px rgba(255, 122, 61, 0.35),
        0 0 25px rgba(255, 122, 61, 0.6);
}

.experience-card {
    background-color: var(--card);
    border-radius: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.75rem;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.experience-timeline-item.is-highlight .experience-card {
    background-color: rgba(255, 122, 61, 0.06);
    border-color: rgba(255, 122, 61, 0.6);
    box-shadow: 0 0 35px -10px rgba(255, 122, 61, 0.7);
}

.experience-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.8);
    border-color: rgba(255, 122, 61, 0.4);
}

.experience-card-header {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.experience-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.9rem;
    background-color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.experience-icon i {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

.experience-main {
    flex: 1;
}

.experience-meta-top {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 0.35rem;
}

.experience-period {
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--primary);
}

.experience-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    background-color: rgba(255, 122, 61, 0.22);
    color: var(--primary);
}

.experience-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 0.15rem;
}

.experience-company {
    font-size: 0.95rem;
    color: var(--muted-foreground);
    margin-bottom: 0.6rem;
}

.experience-description {
    color: var(--muted-foreground);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 0.75rem;
}

.experience-description p {
    margin-bottom: 0.4rem;
}

.experience-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.experience-tag {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    background-color: var(--secondary);
    color: var(--muted-foreground);
    font-size: 0.75rem;
    font-weight: 500;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.skill-item {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.skill-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--foreground);
}

.skill-level {
    font-weight: 700;
    color: var(--primary);
}

.skill-bar {
    width: 100%;
    height: 8px;
    background-color: var(--secondary);
    border-radius: 9999px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 9999px;
    transition: width 1s ease;
}

.skill-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    background-color: rgba(255, 122, 61, 0.1);
    border-radius: 9999px;
    margin-top: 0.5rem;
}

/* Certifications */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto 2.5rem;
}

.certification-item {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: 1.25rem;
    padding: 1.75rem;
    position: relative;
    overflow: hidden;
}

.certification-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    background-color: rgba(255, 122, 61, 0.2);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.certification-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--foreground);
    margin-bottom: 0.5rem;
}

.certification-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(255, 122, 61, 0.18), transparent 55%),
                radial-gradient(circle at bottom right, rgba(255, 179, 102, 0.16), transparent 55%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.certification-card:hover::before {
    opacity: 1;
}

.certification-inner {
    position: relative;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.certification-emoji {
    font-size: 2rem;
    flex-shrink: 0;
}

.certification-content {
    flex: 1;
}

.certification-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    align-items: center;
    margin-bottom: 0.35rem;
}

.certification-award {
    width: 16px;
    height: 16px;
    color: var(--primary);
}

.certification-issuer {
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--primary);
}

.certification-separator {
    color: var(--muted-foreground);
    font-size: 0.75rem;
}

.certification-date {
    font-size: 0.75rem;
    color: var(--muted-foreground);
}

.certification-description {
    color: var(--muted-foreground);
    font-size: 0.9rem;
    line-height: 1.6;
}

.certification-description p {
    margin-bottom: 0.35rem;
}

/* Education Card */
.education-card {
    max-width: 900px;
    margin: 2.5rem auto 2.5rem;
    padding: 2.25rem;
    border-radius: 1.5rem;
    background: radial-gradient(circle at top left, rgba(255, 122, 61, 0.18), transparent 60%),
                radial-gradient(circle at bottom right, rgba(37, 37, 41, 0.9), rgba(26, 26, 31, 1));
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.education-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.education-icon-wrapper {
    width: 3rem;
    height: 3rem;
    border-radius: 0.9rem;
    background-color: rgba(255, 122, 61, 0.16);
    display: flex;
    align-items: center;
    justify-content: center;
}

.education-emoji {
    font-size: 1.8rem;
}

.education-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--foreground);
}

.education-institution {
    font-size: 0.9rem;
    color: var(--muted-foreground);
}

.education-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.education-badge-main {
    padding: 0.5rem 1rem;
    border-radius: 0.75rem;
    background-color: rgba(255, 122, 61, 0.18);
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.education-badge-secondary {
    font-size: 0.9rem;
    color: var(--muted-foreground);
}

.education-separator-dot {
    color: var(--muted-foreground);
    font-size: 0.9rem;
}

/* Projects Section */
.projects-wrapper {
    max-width: 900px;
    margin: 2.5rem auto 0;
}

.projects-header {
    text-align: center;
    margin-bottom: 2rem;
}

.projects-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--foreground);
}

.projects-subtitle {
    font-size: 0.95rem;
    color: var(--muted-foreground);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.project-card {
    background-color: var(--card);
    border-radius: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 1.75rem;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(255, 122, 61, 0.16), transparent 55%),
                radial-gradient(circle at bottom, rgba(255, 179, 102, 0.12), transparent 55%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.project-card:hover::before {
    opacity: 1;
}

.project-inner {
    position: relative;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.project-emoji {
    font-size: 2rem;
    flex-shrink: 0;
}

.project-content {
    flex: 1;
}

.project-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.project-code-icon {
    width: 18px;
    height: 18px;
    color: var(--primary);
}

.project-role {
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--primary);
}

.project-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 0.4rem;
}

.project-description {
    font-size: 0.9rem;
    color: var(--muted-foreground);
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: 0.75rem;
}

.project-tag {
    padding: 0.2rem 0.65rem;
    border-radius: 9999px;
    background-color: var(--secondary);
    color: var(--muted-foreground);
    font-size: 0.75rem;
}

.project-link-wrapper {
    margin-top: 0.25rem;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 0.9rem;
    border-radius: 9999px;
    border: 1px solid rgba(255, 122, 61, 0.6);
    color: var(--primary);
    font-size: 0.8rem;
    text-decoration: none;
    transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.project-link:hover {
    background-color: rgba(255, 122, 61, 0.15);
    border-color: rgba(255, 122, 61, 0.9);
    color: var(--primary);
}

/* Contact Section */
.contact-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.contact-mail-wrapper {
    margin-bottom: 3rem;
}

.contact-mail-button {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 2.5rem;
    border-radius: 9999px;
    background: linear-gradient(135deg, rgba(255, 122, 61, 0.15), rgba(255, 90, 40, 0.1));
    border: 2px solid rgba(255, 122, 61, 0.5);
    color: var(--foreground);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.contact-mail-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 122, 61, 0.3), rgba(255, 90, 40, 0.2));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.contact-mail-button:hover {
    transform: translateY(-4px) scale(1.02);
    border-color: rgba(255, 122, 61, 0.9);
    box-shadow: 0 20px 40px -15px rgba(255, 122, 61, 0.4);
}

.contact-mail-button:hover::before {
    opacity: 1;
}

.mail-icon-container {
    position: relative;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mail-envelope {
    position: relative;
    z-index: 2;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), #ff5a28);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: mailPulse 2s ease-in-out infinite;
}

.mail-icon {
    width: 24px;
    height: 24px;
    color: white;
}

.contact-mail-button:hover .mail-envelope {
    animation: mailBounce 0.6s ease-in-out;
}

.mail-sparkles {
    position: absolute;
    inset: -8px;
    pointer-events: none;
}

.sparkle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0;
}

.sparkle-1 {
    top: 0;
    left: 50%;
    animation: sparkleFloat 2s ease-in-out infinite;
}

.sparkle-2 {
    top: 30%;
    right: 0;
    animation: sparkleFloat 2s ease-in-out infinite 0.3s;
}

.sparkle-3 {
    bottom: 10%;
    left: 10%;
    animation: sparkleFloat 2s ease-in-out infinite 0.6s;
}

.contact-mail-button:hover .sparkle {
    animation: sparkleExplode 0.6s ease-out forwards;
}

.contact-mail-button:hover .sparkle-2 {
    animation-delay: 0.1s;
}

.contact-mail-button:hover .sparkle-3 {
    animation-delay: 0.2s;
}

.mail-button-text {
    position: relative;
    z-index: 2;
}

.mail-arrow {
    width: 20px;
    height: 20px;
    color: var(--primary);
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.contact-mail-button:hover .mail-arrow {
    transform: translateX(4px);
}

.contact-subtitle {
    margin-top: 1rem;
    color: var(--muted-foreground);
    font-size: 1rem;
}

/* Contact Info Cards */
.contact-info-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.contact-info-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.75rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 1rem;
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    border-color: rgba(255, 122, 61, 0.5);
    transform: translateY(-2px);
}

.contact-info-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, rgba(255, 122, 61, 0.2), rgba(255, 90, 40, 0.1));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon svg {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

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

.contact-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted-foreground);
    margin-bottom: 0.25rem;
}

.contact-value {
    color: var(--foreground);
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Mail Button Animations */
@keyframes mailPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 122, 61, 0.4);
    }
    50% {
        box-shadow: 0 0 20px 5px rgba(255, 122, 61, 0.2);
    }
}

@keyframes mailBounce {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-8px) rotate(-5deg);
    }
    50% {
        transform: translateY(-4px) rotate(3deg);
    }
    75% {
        transform: translateY(-6px) rotate(-2deg);
    }
}

@keyframes sparkleFloat {
    0%, 100% {
        opacity: 0;
        transform: scale(0.5);
    }
    50% {
        opacity: 0.6;
        transform: scale(1);
    }
}

@keyframes sparkleExplode {
    0% {
        opacity: 1;
        transform: scale(1) translate(0, 0);
    }
    100% {
        opacity: 0;
        transform: scale(1.5) translate(var(--tx, 10px), var(--ty, -10px));
    }
}

.sparkle-1 { --tx: 0; --ty: -15px; }
.sparkle-2 { --tx: 15px; --ty: 5px; }
.sparkle-3 { --tx: -15px; --ty: 10px; }

/* Technologies */
.technologies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.technology-item {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.technology-item svg {
    width: 48px;
    height: 48px;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.technology-name {
    font-weight: 600;
    color: var(--foreground);
}

/* Footer */
footer {
    background-color: var(--card);
    border-top: 1px solid var(--border);
    padding: 3rem 1rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: var(--muted-foreground);
    text-decoration: none;
    line-height: 1.8;
}

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

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

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-process-wrapper {
    max-width: 1200px;
    margin: 2.5rem auto 2rem;
    overflow-x: auto;
    overflow-y: visible;
    padding: 0.5rem 0;
}

.footer-process-track {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 1.5rem;
    position: relative;
    padding: 1.5rem 0;
    min-width: min-content;
}

.footer-process-track::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 2px;
    background: linear-gradient(90deg, rgba(148, 163, 184, 0.25), rgba(148, 163, 184, 0.08));
    z-index: 0;
}

.footer-process-link {
    text-decoration: none;
    color: inherit;
    display: block;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    min-width: 190px;
    width: 190px;
    border-radius: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: var(--card);
    padding: 1.35rem 1.4rem 1.25rem;
    opacity: 1 !important;
    transform: none !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    cursor: pointer;
    pointer-events: auto;
}

.footer-process-link:hover {
    transform: translateY(-6px) !important;
    box-shadow: 0 24px 45px -25px rgba(0, 0, 0, 0.95);
    border-color: rgba(255, 122, 61, 0.7);
}

.footer-process-step {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    pointer-events: none;
}

.footer-process-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    color: #fff;
}

.footer-process-icon i {
    width: 20px;
    height: 20px;
}

.footer-process-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--foreground);
}

.footer-process-step-caption {
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--muted-foreground);
}

.footer-process-link.step-green .footer-process-icon {
    background: linear-gradient(135deg, #22c55e, #16a34a);
}

.footer-process-link.step-blue .footer-process-icon {
    background: linear-gradient(135deg, #38bdf8, #0ea5e9);
}

.footer-process-link.step-purple .footer-process-icon {
    background: linear-gradient(135deg, #a855f7, #7c3aed);
}

.footer-process-link.step-orange .footer-process-icon {
    background: linear-gradient(135deg, #fb923c, #f97316);
}

.footer-process-link.step-pink .footer-process-icon {
    background: linear-gradient(135deg, #fb7185, #ec4899);
}

.footer-process-link.step-teal .footer-process-icon {
    background: linear-gradient(135deg, #2dd4bf, #14b8a6);
}

.footer-process-link.step-amber .footer-process-icon {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 2rem;
    text-align: center;
    color: var(--muted-foreground);
}

/* Page Template Styles */
.page-content {
    min-height: 60vh;
}

.page-body {
    color: var(--foreground);
    line-height: 1.8;
}

.page-body p {
    margin-bottom: 1.5rem;
}

.page-body h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--foreground);
}

.page-body h3 {
    font-size: 1.35rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--foreground);
}

.page-body ul, .page-body ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.page-body li {
    margin-bottom: 0.5rem;
}

.page-body a {
    color: var(--primary);
    text-decoration: underline;
    transition: color 0.2s ease;
}

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

/* StarField & Background Animations */
#starfield {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.starfield-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 100% 60% at 50% -10%, rgba(var(--primary-rgb, 255, 122, 61), 0.35) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 20%, rgba(var(--primary-rgb, 255, 122, 61), 0.25) 0%, transparent 50%),
        radial-gradient(ellipse 50% 30% at 20% 30%, rgba(var(--accent-rgb, 255, 180, 90), 0.2) 0%, transparent 50%),
        var(--background);
    z-index: 0;
}

/* Wolkenhimmel Animation */
.clouds-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 120% 80% at 50% 0%, rgba(var(--primary-rgb, 255, 122, 61), 0.2) 0%, transparent 50%),
        linear-gradient(180deg, rgba(var(--primary-rgb, 255, 122, 61), 0.1) 0%, transparent 30%),
        var(--background);
    z-index: 0;
}

.cloud {
    position: absolute;
    background: radial-gradient(ellipse at center, 
        rgba(var(--primary-rgb, 255, 122, 61), 0.15) 0%, 
        rgba(var(--primary-rgb, 255, 122, 61), 0.05) 40%, 
        transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
    animation: cloudFloat 20s ease-in-out infinite;
}

.cloud-1 {
    width: 400px;
    height: 200px;
    top: 5%;
    left: -10%;
    animation-duration: 25s;
}

.cloud-2 {
    width: 300px;
    height: 150px;
    top: 15%;
    right: -5%;
    animation-duration: 30s;
    animation-delay: -5s;
}

.cloud-3 {
    width: 350px;
    height: 180px;
    top: 25%;
    left: 20%;
    animation-duration: 22s;
    animation-delay: -10s;
}

.cloud-4 {
    width: 280px;
    height: 140px;
    top: 10%;
    right: 25%;
    animation-duration: 28s;
    animation-delay: -15s;
}

@keyframes cloudFloat {
    0%, 100% {
        transform: translateX(0) translateY(0);
        opacity: 0.6;
    }
    25% {
        transform: translateX(30px) translateY(-10px);
        opacity: 0.8;
    }
    50% {
        transform: translateX(50px) translateY(5px);
        opacity: 0.7;
    }
    75% {
        transform: translateX(20px) translateY(-5px);
        opacity: 0.9;
    }
}

.light-beam {
    position: absolute;
    top: 0;
    width: 2px;
    height: 70vh;
    pointer-events: none;
    filter: blur(1px);
    opacity: 0.7;
    animation: beamPulse 3s ease-in-out infinite;
}

.light-beam.main-beam {
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(180deg,
        transparent 0%,
        rgba(255, 122, 61, 0.3) 10%,
        rgba(255, 122, 61, 0.9) 40%,
        rgba(255, 179, 102, 1) 60%,
        rgba(255, 122, 61, 0.3) 90%,
        transparent 100%
    );
    box-shadow:
        0 0 20px 5px rgba(255, 122, 61, 0.4),
        0 0 60px 15px rgba(255, 122, 61, 0.2),
        0 0 100px 30px rgba(255, 122, 61, 0.1);
}

.light-beam.side-beam {
    width: 1px;
    height: 40vh;
    opacity: 0.4;
}

.light-beam.side-beam.left {
    left: 30%;
    animation-duration: 4s;
    animation-delay: 1s;
}

.light-beam.side-beam.right {
    left: 70%;
    animation-duration: 4.5s;
    animation-delay: 2s;
}

.star {
    position: absolute;
    border-radius: 50%;
    animation: twinkle 3s ease-in-out infinite;
    z-index: 1;
}

/* Animations */
@keyframes twinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

@keyframes beamPulse {
    0%, 100% {
        opacity: 0.4;
        filter: blur(1px);
    }
    50% {
        opacity: 1;
        filter: blur(2px);
    }
}

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

.animate-slide-up {
    animation: slideUp 0.8s ease-out forwards;
}

/* Scroll Reveal Utility */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-on-scroll.reveal-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-button {
        display: block;
    }
    
    .about-grid,
    .about-highlights,
    .skills-grid,
    .certifications-grid,
    .projects-grid,
    .technologies-grid {
        grid-template-columns: 1fr;
    }

    .experience-wrapper {
        padding-left: 1rem;
    }

    .experience-line {
        left: 1.25rem;
    }

    .experience-timeline-item {
        padding-left: 3rem;
    }

    .experience-dot {
        left: 1.25rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }

    section {
        padding: 3.5rem 0.75rem;
    }

    .experience-card,
    .skill-item,
    .certification-item,
    .project-card,
    .education-card {
        padding: 1.25rem;
    }

    .experience-title,
    .certification-name,
    .project-name {
        font-size: 1.05rem;
    }

    .experience-description,
    .certification-description,
    .project-description,
    .about-text p {
        font-size: 0.9rem;
    }
}

/* Rocket Scroll-to-Top Button */
.rocket-button {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    border: none;
    background: linear-gradient(135deg, var(--primary), #ff5a28);
    border-radius: 50%;
    cursor: pointer;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) rotate(0deg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(255, 122, 61, 0.4);
    overflow: visible;
}

.rocket-button.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) rotate(-45deg);
}

.rocket-button:hover {
    transform: translateY(-4px) rotate(-45deg) scale(1.1);
    box-shadow: 0 8px 30px rgba(255, 122, 61, 0.6);
}

.rocket-button.launching {
    animation: rocketLaunch 1s ease-out forwards;
}

.rocket-body {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rocket-icon {
    width: 24px;
    height: 24px;
    color: white;
}

.rocket-flames {
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    display: flex;
    gap: 2px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.rocket-button:hover .rocket-flames,
.rocket-button.launching .rocket-flames {
    opacity: 1;
}

.flame {
    width: 6px;
    height: 16px;
    background: linear-gradient(to bottom, #ffb366, #ff7a3d, #ff4500);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    animation: flameFlicker 0.15s ease-in-out infinite alternate;
}

.flame-1 {
    height: 12px;
    animation-delay: 0s;
}

.flame-2 {
    height: 18px;
    animation-delay: 0.05s;
}

.flame-3 {
    height: 12px;
    animation-delay: 0.1s;
}

.rocket-button.launching .flame {
    animation: flameBurst 0.2s ease-in-out infinite alternate;
}

.rocket-button.launching .flame-2 {
    height: 28px;
}

@keyframes flameFlicker {
    0% {
        transform: scaleY(1) scaleX(1);
        opacity: 0.8;
    }
    100% {
        transform: scaleY(1.2) scaleX(0.9);
        opacity: 1;
    }
}

@keyframes flameBurst {
    0% {
        transform: scaleY(1) scaleX(1);
        opacity: 1;
    }
    100% {
        transform: scaleY(1.5) scaleX(0.8);
        opacity: 1;
    }
}

@keyframes rocketLaunch {
    0% {
        transform: translateY(0) rotate(-45deg) scale(1);
    }
    30% {
        transform: translateY(10px) rotate(-45deg) scale(1.1);
    }
    100% {
        transform: translateY(-100vh) rotate(-45deg) scale(0.5);
        opacity: 0;
    }
}

/* Responsive Rocket Button */
@media (max-width: 768px) {
    .rocket-button {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 48px;
        height: 48px;
    }
    
    .rocket-icon {
        width: 20px;
        height: 20px;
    }
}

/* Utility Classes */
.relative { position: relative; }
.z-10 { z-index: 10; }
.hidden { display: none; }