/* ═══════════════════════════════════════════════════════════════
   SHARED — Base, Patterns, Layout, Components
   ───────────────────────────────────────────────────────────────
    0.  Reset & Base
    1.  Shared Patterns (glass surfaces, icons)
    2.  Layout (container, sections)
    3.  Profile Pic & Badge
    4.  Buttons & Tags
    5.  Cards
    6.  Animations & Scroll Reveal
    7.  Responsive — Shared
   ═══════════════════════════════════════════════════════════════ */

/* PP Mori Font Family Imports */
@font-face {
    font-family: 'PP Mori';
    src: url('fonts/PPMori-Regular.otf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'PP Mori';
    src: url('fonts/PPMori-RegularItalic.otf') format('truetype');
    font-weight: 400;
    font-style: italic;
}

@font-face {
    font-family: 'PP Mori';
    src: url('fonts/PPMori-Extralight.otf') format('truetype');
    font-weight: 200;
    font-style: normal;
}

@font-face {
    font-family: 'PP Mori';
    src: url('fonts/PPMori-ExtralightItalic.otf') format('truetype');
    font-weight: 200;
    font-style: italic;
}

@font-face {
    font-family: 'PP Mori';
    src: url('fonts/PPMori-SemiBold.otf') format('truetype');
    font-weight: 600;
    font-style: normal;
}

@font-face {
    font-family: 'PP Mori';
    src: url('fonts/PPMori-SemiBoldItalic.otf') format('truetype');
    font-weight: 600;
    font-style: italic;
}

/* ─── 0. RESET & BASE ──────────────────────────────────────────── */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

a, a:link, a:visited {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
}

img {
    -webkit-user-drag: none;
    user-select: none;
}

body {
    font-family: 'PP Mori', sans-serif;
    background: #121212;
    color: #faf9f6;
    line-height: 1.6;
    overflow-x: hidden;
}

::selection {
    background: #ffffff;
    color: #000000;
}

::-moz-selection {
    background: #ffffff;
    color: #000000;
}


/* ─── 1. SHARED PATTERNS ───────────────────────────────────────── */

/* Glass card surface — project cards, experience cards, cert cards */
.card,
.experience-card,
.cert-card {
    background: rgba(23, 23, 23, 0.70);
    border-radius: 12px;
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

/* Unified 14 × 14 icon sizing */
.icon-img,
.skill-img,
.footer-img {
    display: inline-block;
    vertical-align: middle;
    width: 14px;
    height: 14px;
    color: #FAF9F6;
}

/* Background shader iframe */
.hero-shader {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    border: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}


/* ─── 2. LAYOUT ────────────────────────────────────────────────── */

.container {
    display: flex;
    flex-direction: column;
    gap: 80px;
    align-items: center;
    padding: 0px 40px 40px 40px;
    position: relative;
    z-index: 1;
}

.section {
    display: flex;
    flex-direction: column;
    gap: 32px;
    align-items: flex-start;
    width: 100%;
}

.section-title {
    display: flex;
    gap: 12px;
    align-items: center;
    width: 100%;
    margin-bottom: -20px;
}

h2 {
    font-size: 32px;
    font-weight: 500;
}

.section-title h2 {
    font-size: 32px;
    font-weight: 500;
}


/* ─── 3. PROFILE PIC & BADGE ──────────────────────────────────── */

.profile-pic {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #8B5CF6;
    overflow: visible;
    flex-shrink: 0;
    position: relative;
}

.profile-pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.online-badge {
    position: absolute;
    bottom: 1px;
    right: 1px;
    width: 10px;
    height: 10px;
    background: #22c55e;
    border-radius: 50%;
    border: 2px solid #1c1c1c;
    z-index: 2;
    animation: online-badge-pulse 1.8s ease-in-out infinite;
}

@keyframes online-badge-pulse {
    0%, 100% {
        background: #16a34a;
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
    }
    50% {
        background: #4ade80;
        box-shadow: 0 0 12px 4px rgba(34, 197, 94, 0.2);
    }
}


/* ─── 4. BUTTONS & TAGS ───────────────────────────────────────── */

.btn {
    background: #242424;
    border: none;
    border-radius: 9999px;
    gap: 4px;
    padding: 4px 12px;
    color: #faf9f6;
    font-family: inherit;
    font-weight: 500;
    font-size: 14px;
    line-height: 1.4;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.3s ease;
    text-decoration: none;
    white-space: nowrap;
    margin: 0;
    box-sizing: border-box;
    vertical-align: middle;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.btn:hover {
    background: #333333;
}

.btn-icon {
    width: 14px;
    height: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon svg {
    width: 14px;
    height: 14px;
}

/* Tag / pill — shared base for .tag and .cert-year-tag */
.tag,
.cert-year-tag {
    background: #242424;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 14px;
    white-space: nowrap;
}

.tag {
    font-weight: 400;
}

.cert-year-tag {
    flex-shrink: 0;
}

/* Card arrow button */
.card-title-btn {
    background: #242424;
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 4px;
    flex-shrink: 0;
}

.card-title-btn svg {
    width: 14px;
    height: 14px;
    color: #FAF9F6;
}


/* ─── 5. CARDS ─────────────────────────────────────────────────── */

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    width: 100%;
}

.card {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    transition: background 0.22s ease, transform 0.22s ease;
    height: fit-content;
}

.card:hover {
    background: rgb(32, 32, 32);
}

.card-full {
    grid-column: 1 / -1;
}

.card-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #242424;
    border-radius: 12px 12px 0px 0px;
}

.card-image > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: left center;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
}

.card-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.card-title {
    display: flex;
    gap: 12px;
    align-items: center;
}

.card-title h3 {
    font-size: 20px;
    font-weight: 500;
}

.card-description {
    font-size: 13px;
    color: rgba(250, 249, 246, 0.8);
}

/* Card hover tooltip (body-level element positioned by JS) */
#card-tip {
    position: fixed;
    top: 0;
    left: 0;
    background: #242424;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 400;
    color: #FAF9F6;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 0;
    pointer-events: none;
    z-index: 9999;
    transition: opacity 0.18s ease;
}

#card-tip.visible {
    opacity: 1;
}

#card-tip .tooltip-icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

#card-tip .tooltip-icon-warning {
    filter: brightness(0) invert(1);
}


/* ─── 6. ANIMATIONS & SCROLL REVEAL ──────────────────────────── */

.section-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.06);
    width: 100vw;
    margin-top: 40px;
    margin-bottom: 40px;
    margin-left: calc(50% - 50vw);
}

.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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


/* ─── 7. RESPONSIVE — SHARED ──────────────────────────────────── */

@media (max-width: 1024px) {
    .cards-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .container {
        padding: 0 24px 24px 24px;
    }

    .section-title {
        gap: 8px;
        flex-wrap: wrap;
    }
}

@media (max-width: 500px) {
    .section-title {
        flex-wrap: wrap;
    }

    .section-title > h2 {
        width: 100%;
    }
}