/* ════════════════════════════════════════════════════════════════
   TOBIAS GOTH – PORTFOLIO STYLESHEET
   Fonts: Outfit (Display) · DM Sans (Body) – locally hosted
   ════════════════════════════════════════════════════════════════ */

/* ═══════════════════════════════════════════
   @FONT-FACE — Outfit (Display / Headings)
═══════════════════════════════════════════ */
@font-face {
    font-family: 'Outfit';
    src: url('fonts/outfit-latin-400-normal.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Outfit';
    src: url('fonts/outfit-latin-500-normal.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Outfit';
    src: url('fonts/outfit-latin-600-normal.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Outfit';
    src: url('fonts/outfit-latin-700-normal.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Outfit';
    src: url('fonts/outfit-latin-800-normal.woff2') format('woff2');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

/* ═══════════════════════════════════════════
   @FONT-FACE — DM Sans (Body / UI)
═══════════════════════════════════════════ */
@font-face {
    font-family: 'DM Sans';
    src: url('fonts/dm-sans-latin-400-normal.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'DM Sans';
    src: url('fonts/dm-sans-latin-500-normal.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'DM Sans';
    src: url('fonts/dm-sans-latin-600-normal.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'DM Sans';
    src: url('fonts/dm-sans-latin-700-normal.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* ═══════════════════════════════════════════
   CUSTOM PROPERTIES
═══════════════════════════════════════════ */
:root {
    --clr-bg: #0e1016;
    --clr-bg-alt: #151820;
    --clr-surface: #1a1e28;
    --clr-surface-hover: #222736;
    --clr-accent: #4ecdc4;
    --clr-accent-dim: #3ba99f;
    --clr-accent-glow: rgba(78, 205, 196, .15);
    --clr-warm: #ff6b6b;
    --clr-text: #eef0f5;
    --clr-text-dim: #b0b5c5;
    --clr-text-muted: #7e8498;
    --clr-border: rgba(255, 255, 255, .06);

    --font-display: 'Outfit', system-ui, -apple-system, sans-serif;
    --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;
    --font-mono: 'Courier New', Courier, monospace;

    --radius: 12px;
    --radius-lg: 20px;
    --transition: .35s cubic-bezier(.4, 0, .2, 1);
}

/* ═══════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    font-size: 17px;
}

body {
    font-family: var(--font-body);
    background: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: var(--clr-accent);
    color: var(--clr-bg);
}

a {
    color: var(--clr-accent);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: #7eddd6;
}

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

/* ═══════════════════════════════════════════
   NOISE OVERLAY — subtle texture
═══════════════════════════════════════════ */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: .022;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 128px 128px;
}

/* ═══════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 2rem;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(14, 16, 22, .75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--clr-border);
    transition: var(--transition);
}

.nav.scrolled {
    background: rgba(14, 16, 22, .92);
    box-shadow: 0 4px 30px rgba(0, 0, 0, .3);
}

.nav__logo {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -.02em;
    color: var(--clr-text);
    display: flex;
    align-items: center;
    gap: .6rem;
}

.nav__logo-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--clr-accent);
    box-shadow: 0 0 12px var(--clr-accent);
    animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .5; transform: scale(.8); }
}

.nav__links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav__links a {
    font-family: var(--font-display);
    font-size: .85rem;
    font-weight: 500;
    color: var(--clr-text-dim);
    letter-spacing: .06em;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 2px;
}

.nav__links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--clr-accent);
    transition: width var(--transition);
}

.nav__links a:hover {
    color: var(--clr-text);
}

.nav__links a:hover::after {
    width: 100%;
}

.nav__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
}

.nav__burger span {
    width: 24px;
    height: 2px;
    background: var(--clr-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ═══════════════════════════════════════════
   LAYOUT HELPERS
═══════════════════════════════════════════ */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 7rem 0;
    position: relative;
}

.section-label {
    font-family: var(--font-mono);
    font-size: .78rem;
    color: var(--clr-accent);
    letter-spacing: .15em;
    text-transform: uppercase;
    margin-bottom: .75rem;
    display: flex;
    align-items: center;
    gap: .75rem;
}

.section-label::before {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--clr-accent);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    letter-spacing: -.03em;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 70px;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__bg-gradient {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: .12;
    animation: float 18s ease-in-out infinite;
}

.hero__bg-gradient--1 {
    top: -200px;
    right: -100px;
    background: var(--clr-accent);
}

.hero__bg-gradient--2 {
    bottom: -200px;
    left: -150px;
    background: var(--clr-warm);
    animation-delay: -8s;
    animation-duration: 22s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(.95); }
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--clr-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--clr-border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: .35;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero__content {
    position: relative;
    z-index: 1;
}

.hero__greeting {
    font-family: var(--font-mono);
    font-size: .92rem;
    color: var(--clr-accent);
    margin-bottom: 1.25rem;
    opacity: 0;
    animation: fadeUp .8s ease forwards;
}

.hero__name {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -.04em;
    line-height: 1.05;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeUp .8s ease .15s forwards;
}

.hero__name span {
    display: inline-block;
    background: linear-gradient(135deg, var(--clr-accent), #7eddd6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__tagline {
    font-family: var(--font-body);
    font-size: clamp(1.08rem, 2.5vw, 1.4rem);
    font-weight: 400;
    color: var(--clr-text-dim);
    max-width: 620px;
    line-height: 1.65;
    margin-bottom: 2.5rem;
    opacity: 0;
    animation: fadeUp .8s ease .3s forwards;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp .8s ease .45s forwards;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(25px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════ */
.btn {
    font-family: var(--font-display);
    font-size: .92rem;
    font-weight: 600;
    letter-spacing: .01em;
    padding: .9rem 2.1rem;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    text-decoration: none;
}

.btn--primary {
    background: var(--clr-accent);
    color: var(--clr-bg);
}

.btn--primary:hover {
    background: #7eddd6;
    color: var(--clr-bg);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(78, 205, 196, .25);
}

.btn--ghost {
    background: transparent;
    color: var(--clr-text);
    border: 1.5px solid var(--clr-border);
}

.btn--ghost:hover {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
    transform: translateY(-2px);
}

/* ═══════════════════════════════════════════
   HERO STATS
═══════════════════════════════════════════ */
.hero__stats {
    display: flex;
    gap: 3rem;
    margin-top: 4rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--clr-border);
    opacity: 0;
    animation: fadeUp .8s ease .6s forwards;
}

.hero__stat-value {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -.03em;
    color: var(--clr-text);
}

.hero__stat-label {
    font-family: var(--font-body);
    font-size: .78rem;
    color: var(--clr-text-dim);
    margin-top: .15rem;
    letter-spacing: .01em;
}

/* ═══════════════════════════════════════════
   ABOUT — Portrait + Intro
═══════════════════════════════════════════ */
.about-intro {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3.5rem;
    align-items: start;
    margin-bottom: 3rem;
}

.about-portrait {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.about-portrait__frame {
    width: 280px;
    height: 350px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid var(--clr-border);
    position: relative;
    box-shadow: 0 20px 50px rgba(0, 0, 0, .3);
    transition: all var(--transition);
}

.about-portrait__frame::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    box-shadow: inset 0 -60px 40px -20px rgba(14, 16, 22, .4);
    pointer-events: none;
}

.about-portrait__frame:hover {
    border-color: rgba(78, 205, 196, .25);
    box-shadow: 0 20px 50px rgba(0, 0, 0, .3), 0 0 30px var(--clr-accent-glow);
}

.about-portrait__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 15%;
    filter: grayscale(8%) contrast(1.02);
    transition: all .5s ease;
}

.about-portrait__frame:hover .about-portrait__img {
    transform: scale(1.03);
    filter: grayscale(0%) contrast(1.05);
}

.about-portrait__facts {
    display: flex;
    flex-direction: column;
    gap: .6rem;
    width: 100%;
}

.about-portrait__fact {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-family: var(--font-body);
    font-size: .88rem;
    color: var(--clr-text-dim);
    padding: .5rem .85rem;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: 8px;
    transition: all var(--transition);
}

.about-portrait__fact:hover {
    border-color: rgba(78, 205, 196, .18);
}

.about-portrait__fact-icon {
    font-size: 1rem;
    flex-shrink: 0;
}

/* LinkedIn Eye-Catcher */
.linkedin-card {
    display: flex;
    align-items: center;
    gap: .85rem;
    width: 100%;
    padding: .75rem 1rem;
    background: linear-gradient(135deg, #0a66c2 0%, #0077b5 100%);
    border-radius: 10px;
    text-decoration: none;
    color: #fff;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.linkedin-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,.08) 0%, transparent 60%);
    pointer-events: none;
}

.linkedin-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(10, 102, 194, .35);
    color: #fff;
}

.linkedin-card__icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(255, 255, 255, .15);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.linkedin-card__icon svg {
    width: 18px;
    height: 18px;
}

.linkedin-card__content {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.linkedin-card__name {
    font-family: var(--font-display);
    font-size: .88rem;
    font-weight: 700;
    line-height: 1.2;
}

.linkedin-card__cta {
    font-family: var(--font-body);
    font-size: .75rem;
    opacity: .8;
    line-height: 1.3;
}

.linkedin-card__arrow {
    font-size: 1.1rem;
    opacity: .7;
    transition: all var(--transition);
    flex-shrink: 0;
}

.linkedin-card:hover .linkedin-card__arrow {
    opacity: 1;
    transform: translate(2px, -2px);
}

/* ═══════════════════════════════════════════
   ABOUT — Cards Row
═══════════════════════════════════════════ */
.about-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-bottom: 2.5rem;
}

/* ═══════════════════════════════════════════
   ABOUT — Feuerwehr Feature
═══════════════════════════════════════════ */
.feuerwehr-feature {
    position: relative;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2.5rem;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    overflow: hidden;
    transition: all var(--transition);
}

.feuerwehr-feature:hover {
    border-color: rgba(255, 107, 107, .2);
    box-shadow: 0 12px 40px rgba(0, 0, 0, .15);
}

.feuerwehr-feature__accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--clr-warm), #ff9a6b);
    border-radius: 4px 0 0 4px;
}

.feuerwehr-feature__icon {
    font-size: 2.5rem;
    flex-shrink: 0;
    margin-top: .15rem;
}

.feuerwehr-feature__label {
    font-family: var(--font-mono);
    font-size: .75rem;
    color: var(--clr-warm);
    text-transform: uppercase;
    letter-spacing: .12em;
    margin-bottom: .35rem;
}

.feuerwehr-feature__title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -.01em;
    margin-bottom: .65rem;
}

.feuerwehr-feature__text {
    font-family: var(--font-body);
    font-size: .95rem;
    color: var(--clr-text-dim);
    line-height: 1.7;
}

.feuerwehr-feature__text strong {
    color: #fff;
    font-weight: 600;
}

.about-text p {
    color: var(--clr-text-dim);
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
}

.about-text p strong {
    color: #fff;
    font-weight: 600;
}

/* Highlight cards (shared) */

.highlight-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.highlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--clr-accent);
    opacity: 0;
    transition: opacity var(--transition);
}

.highlight-card:hover {
    border-color: rgba(78, 205, 196, .2);
    transform: translateX(4px);
    background: var(--clr-surface-hover);
}

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

.highlight-card__icon {
    font-size: 1.5rem;
    margin-bottom: .5rem;
}

.highlight-card__title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: .3rem;
}

.highlight-card__desc {
    font-size: .92rem;
    color: var(--clr-text-dim);
    line-height: 1.55;
}

/* ═══════════════════════════════════════════
   SPEEDIT SOLUTIONS
═══════════════════════════════════════════ */
.speedit-section {
    background: var(--clr-bg-alt);
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
}

.speedit-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.speedit-text p {
    color: var(--clr-text-dim);
    font-size: 1.05rem;
    margin-bottom: 1.25rem;
}

.speedit-text p strong {
    color: #fff;
    font-weight: 600;
}

.speedit-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.speedit-feature {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 1.35rem;
    transition: all var(--transition);
}

.speedit-feature:hover {
    border-color: rgba(78, 205, 196, .2);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, .2);
}

.speedit-feature__icon {
    font-size: 1.4rem;
    margin-bottom: .65rem;
}

.speedit-feature__name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .95rem;
    margin-bottom: .25rem;
}

.speedit-feature__desc {
    font-size: .85rem;
    color: var(--clr-text-dim);
    line-height: 1.5;
}

/* ═══════════════════════════════════════════
   CAREER TIMELINE
═══════════════════════════════════════════ */
.timeline {
    position: relative;
    padding-left: 2.5rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background: linear-gradient(to bottom, var(--clr-accent), var(--clr-border));
}

.timeline-item {
    position: relative;
    padding-bottom: 2.5rem;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.5rem;
    top: 8px;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    border: 2px solid var(--clr-accent);
    background: var(--clr-bg);
    transition: all var(--transition);
    z-index: 1;
}

.timeline-item:hover::before {
    background: var(--clr-accent);
    box-shadow: 0 0 16px var(--clr-accent-glow);
}

.timeline-item__period {
    font-family: var(--font-mono);
    font-size: .82rem;
    color: var(--clr-accent);
    letter-spacing: .04em;
    margin-bottom: .25rem;
}

.timeline-item__role {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.18rem;
    letter-spacing: -.01em;
    margin-bottom: .15rem;
}

.timeline-item__company {
    font-family: var(--font-body);
    font-size: .95rem;
    color: var(--clr-text-dim);
    margin-bottom: .5rem;
}

.timeline-item__desc {
    font-size: .92rem;
    color: var(--clr-text-dim);
    line-height: 1.6;
}

/* ═══════════════════════════════════════════
   SKILLS
═══════════════════════════════════════════ */
.skills-section {
    background: var(--clr-bg-alt);
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.skill-group {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: all var(--transition);
}

.skill-group:hover {
    border-color: rgba(78, 205, 196, .15);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, .15);
}

.skill-group__icon {
    font-size: 1.5rem;
    margin-bottom: .75rem;
}

.skill-group__title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.02rem;
    margin-bottom: .85rem;
    letter-spacing: -.01em;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.skill-tag {
    font-family: var(--font-display);
    font-size: .8rem;
    font-weight: 500;
    padding: .35rem .8rem;
    border-radius: 50px;
    background: rgba(78, 205, 196, .08);
    color: var(--clr-accent);
    border: 1px solid rgba(78, 205, 196, .12);
    transition: all var(--transition);
}

.skill-tag:hover {
    background: rgba(78, 205, 196, .15);
    border-color: rgba(78, 205, 196, .3);
}

/* ═══════════════════════════════════════════
   CERTIFICATIONS & ENGAGEMENT
═══════════════════════════════════════════ */
.certs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.cert-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: all var(--transition);
}

.cert-card:hover {
    transform: translateY(-3px);
    border-color: rgba(78, 205, 196, .15);
}

.cert-card__header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: .75rem;
}

.cert-card__icon {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.cert-card__icon--only {
    margin-bottom: .75rem;
}

.cert-card__title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: .2rem;
}

.cert-card__issuer {
    font-family: var(--font-body);
    font-size: .85rem;
    color: var(--clr-text-dim);
}

.cert-card__desc {
    color: var(--clr-text-dim);
    font-size: .92rem;
    line-height: 1.6;
}

.cert-card__badge {
    display: inline-block;
    margin-top: .75rem;
    font-family: var(--font-mono);
    font-size: .75rem;
    color: var(--clr-accent);
    padding: .28rem .7rem;
    border: 1px solid rgba(78, 205, 196, .2);
    border-radius: 50px;
}

/* Microsoft Cert Group */
.cert-group {
    grid-column: 1 / -1;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all var(--transition);
}

.cert-group:hover {
    border-color: rgba(78, 205, 196, .15);
}

.cert-group__header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--clr-border);
}

.cert-group__icon {
    font-size: 2rem;
}

.cert-group__title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
}

.cert-group__subtitle {
    font-family: var(--font-body);
    font-size: .88rem;
    color: var(--clr-text-dim);
}

.cert-group__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .75rem;
}

.cert-group__item {
    display: flex;
    align-items: flex-start;
    gap: .65rem;
    padding: .75rem 1rem;
    background: var(--clr-bg);
    border: 1px solid var(--clr-border);
    border-radius: 8px;
    transition: all var(--transition);
}

.cert-group__item:hover {
    border-color: rgba(78, 205, 196, .18);
    background: var(--clr-bg-alt);
}

.cert-group__item-icon {
    color: var(--clr-accent);
    font-size: 1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.cert-group__item-name {
    font-family: var(--font-display);
    font-size: .88rem;
    font-weight: 600;
    line-height: 1.4;
}

.cert-group__item-meta {
    font-size: .78rem;
    color: var(--clr-text-dim);
    margin-top: .15rem;
}

/* ═══════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════ */
.contact-section {
    background: var(--clr-bg-alt);
    border-top: 1px solid var(--clr-border);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

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

.contact-info__icon {
    width: 46px;
    height: 46px;
    border-radius: 11px;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
    transition: all var(--transition);
}

.contact-info__item:hover .contact-info__icon {
    border-color: rgba(78, 205, 196, .25);
    box-shadow: 0 0 16px var(--clr-accent-glow);
}

.contact-info__label {
    font-family: var(--font-display);
    font-size: .8rem;
    color: var(--clr-text-dim);
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: .15rem;
}

.contact-info__value {
    font-family: var(--font-display);
    font-size: 1.02rem;
    font-weight: 600;
}

.contact-form {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.contact-form__title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    font-family: var(--font-display);
    font-size: .85rem;
    font-weight: 600;
    color: var(--clr-text-dim);
    display: block;
    margin-bottom: .4rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    font-family: var(--font-body);
    font-size: .95rem;
    padding: .85rem 1.1rem;
    background: var(--clr-bg);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    color: var(--clr-text);
    outline: none;
    transition: all var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--clr-text-dim);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px var(--clr-accent-glow);
}

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

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

.btn--submit {
    width: 100%;
    justify-content: center;
    margin-top: .5rem;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.footer {
    padding: 2.5rem 0;
    border-top: 1px solid var(--clr-border);
    text-align: center;
}

.footer__text {
    font-family: var(--font-body);
    font-size: .82rem;
    color: var(--clr-text-dim);
}

.footer__links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: .75rem;
}

.footer__links a {
    font-family: var(--font-display);
    font-size: .8rem;
    color: var(--clr-text-dim);
}

/* ═══════════════════════════════════════════
   IMPRESSUM OVERLAY
═══════════════════════════════════════════ */
.overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity .35s ease, visibility .35s ease;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

.overlay__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.overlay__box {
    position: relative;
    z-index: 1;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 3rem;
    max-width: 620px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    transform: translateY(20px) scale(.97);
    transition: transform .35s cubic-bezier(.4, 0, .2, 1);
    box-shadow: 0 24px 80px rgba(0, 0, 0, .4);
}

.overlay.active .overlay__box {
    transform: translateY(0) scale(1);
}

.overlay__box::-webkit-scrollbar {
    width: 6px;
}

.overlay__box::-webkit-scrollbar-track {
    background: transparent;
}

.overlay__box::-webkit-scrollbar-thumb {
    background: var(--clr-text-muted);
    border-radius: 3px;
}

.overlay__close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--clr-border);
    background: var(--clr-bg);
    color: var(--clr-text-dim);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition);
    line-height: 1;
}

.overlay__close:hover {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
    background: var(--clr-surface-hover);
}

.overlay__title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -.02em;
    margin-bottom: 1.75rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--clr-border);
}

.overlay__section {
    margin-bottom: 1.5rem;
}

.overlay__section:last-child {
    margin-bottom: 0;
}

.overlay__section h3 {
    font-family: var(--font-display);
    font-size: .92rem;
    font-weight: 600;
    color: var(--clr-accent);
    margin-bottom: .4rem;
    letter-spacing: .02em;
}

.overlay__section p {
    font-family: var(--font-body);
    font-size: .95rem;
    color: var(--clr-text-dim);
    line-height: 1.7;
}

/* ═══════════════════════════════════════════
   SCROLL REVEAL
═══════════════════════════════════════════ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .7s ease, transform .7s ease;
}

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

/* ═══════════════════════════════════════════
   SCROLL TO TOP
═══════════════════════════════════════════ */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    color: var(--clr-accent);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 100;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--clr-accent);
    color: var(--clr-bg);
    transform: translateY(-3px);
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 900px) {
    .nav__links {
        display: none;
    }

    .nav__burger {
        display: flex;
    }

    .nav__links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(14, 16, 22, .96);
        backdrop-filter: blur(20px);
        padding: 1.5rem 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--clr-border);
    }

    #ueber .about-intro,
    .speedit-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

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

    .about-portrait {
        align-items: center;
    }

    .about-portrait__frame {
        width: 240px;
        height: 300px;
    }

    .feuerwehr-feature {
        flex-direction: column;
        padding: 1.75rem;
    }

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

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

    .cert-group__list {
        grid-template-columns: 1fr;
    }

    .hero__stats {
        gap: 2rem;
    }

    section {
        padding: 5rem 0;
    }
}

@media (max-width: 600px) {
    .skills-grid,
    .speedit-features {
        grid-template-columns: 1fr;
    }

    .about-portrait__frame {
        width: 200px;
        height: 260px;
    }

    .hero__stats {
        flex-direction: column;
        gap: 1.25rem;
    }

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

    .hero__name {
        font-size: 2.4rem;
    }

    .container {
        padding: 0 1.25rem;
    }

    .overlay__box {
        padding: 2rem 1.5rem;
    }
}