/* =========================================================
   MAHDI YASSER — PROJECTS PAGE
   v11 design system: Dark Editorial / Amber Gold
   Fonts: Syne + JetBrains Mono | Font Awesome 6
   ========================================================= */

/* ---- DESIGN TOKENS ---- */
:root {
    --bg:           #0c0c0f;
    --bg-card:      #13131a;
    --bg-card-alt:  #1a1a24;
    --accent:       #f0a500;
    --accent-dim:   rgba(240, 165, 0, 0.14);
    --accent-glow:  0 0 20px rgba(240, 165, 0, 0.32);
    --text:         #e8e8f0;
    --text-muted:   #7070a0;
    --border:       rgba(255, 255, 255, 0.07);
    --border-hover: rgba(240, 165, 0, 0.45);
    --shadow:       0 4px 32px rgba(0, 0, 0, 0.7);

    --ff-display: 'Syne', sans-serif;
    --ff-mono:    'JetBrains Mono', monospace;

    --gap:  1.25rem;
    --r:    10px;
    --r-lg: 16px;
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

body.light-theme {
    --bg:           #f0ede8;
    --bg-card:      #faf8f5;
    --bg-card-alt:  #ece9e2;
    --accent:       #c47a00;
    --accent-dim:   rgba(196, 122, 0, 0.1);
    --accent-glow:  0 0 18px rgba(196, 122, 0, 0.22);
    --text:         #1a1a2e;
    --text-muted:   #888870;
    --border:       rgba(0, 0, 0, 0.08);
    --border-hover: rgba(196, 122, 0, 0.5);
    --shadow:       0 4px 32px rgba(0, 0, 0, 0.1);
}

/* ---- RESET ---- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html { scroll-behavior: smooth; }

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 99px; }

/* ---- BASE ---- */
body {
    font-family: var(--ff-display);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.4s var(--ease), color 0.4s var(--ease);
    cursor: none;
    min-height: 100vh;
}
a { text-decoration: none; color: inherit; }

/* ---- CANVAS ---- */
#bg-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.35;
}
body.light-theme #bg-canvas { opacity: 0.12; }

/* ---- CUSTOM CURSOR ---- */
#cursor-dot {
    position: fixed;
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.05s linear;
}
#cursor-ring {
    position: fixed;
    width: 32px; height: 32px;
    border: 1.5px solid var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: width 0.2s var(--ease), height 0.2s var(--ease),
                opacity 0.2s, transform 0.12s linear;
    opacity: 0.6;
}
#cursor-ring.hovered { width: 52px; height: 52px; opacity: 0.9; }
@media (hover: none) {
    #cursor-dot, #cursor-ring { display: none; }
    body { cursor: auto; }
}

/* ---- THEME TOGGLE ---- */
#theme-toggle {
    position: fixed;
    top: 1.25rem; right: 1.25rem;
    z-index: 1000;
    width: 44px; height: 44px;
    border-radius: 50%;
    border: 1.5px solid var(--border-hover);
    background: var(--bg-card);
    color: var(--accent);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all 0.3s var(--ease);
    box-shadow: var(--accent-glow);
}
#theme-toggle:hover { transform: rotate(20deg) scale(1.1); }
.dark-theme  #toggle-icon-dark  { display: none; }
.dark-theme  #toggle-icon-light { display: block; }
.light-theme #toggle-icon-light { display: none; }
.light-theme #toggle-icon-dark  { display: block; }

/* ---- PAGE WRAPPER ---- */
#page-wrapper {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem 5rem;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

/* ---- UTILITY ---- */
.hidden { display: none !important; }
.btn-reset { background: none; border: none; font-family: inherit; }

/* ---- REVEAL ---- */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
    padding-top: 5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--ff-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    transition: color 0.2s;
    width: fit-content;
    cursor: pointer;
    padding: 0;
}
.back-link:hover { color: var(--accent); }
.back-link i { font-size: 0.7rem; }

.page-label {
    font-family: var(--ff-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.page-title {
    font-family: var(--ff-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.02em;
}
.page-title .accent { color: var(--accent); }

.page-sub {
    font-size: 0.95rem;
    color: var(--text-muted);
    max-width: 500px;
    border-top: 1px solid var(--border);
    padding-top: 1rem;
    margin-top: 0.25rem;
}

/* ---- STATE MESSAGES ---- */
.state-msg {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 4rem 0;
    font-family: var(--ff-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
}
.state-msg i { color: var(--accent); }
.state-msg.error { color: #e05050; }

/* ============================================================
   PROJECTS GRID
   ============================================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap);
}

.project-card {
    position: relative;
    border-radius: var(--r-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.3s var(--ease);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--accent-glow);
    transform: translateY(-4px);
}

/* Thumbnail */
.project-card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--bg-card-alt);
}
.project-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.75;
    transition: opacity 0.4s var(--ease), transform 0.5s var(--ease);
    display: block;
}
.project-card:hover .project-card-image img {
    opacity: 0.9;
    transform: scale(1.05);
}

/* Gradient over image */
.project-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 40%, var(--bg-card) 100%);
}

/* Card body */
.project-card-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex: 1;
}

.project-card-body h3 {
    font-family: var(--ff-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    transition: color 0.2s;
}
.project-card:hover .project-card-body h3 { color: var(--accent); }

.project-card-body p {
    font-family: var(--ff-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Arrow indicator */
.project-card-arrow {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 5;
    color: var(--text-muted);
    font-size: 0.8rem;
    opacity: 0;
    transform: translate(-3px, 3px);
    transition: all 0.22s var(--ease);
}
.project-card:hover .project-card-arrow {
    opacity: 1;
    transform: translate(0, 0);
    color: var(--accent);
}

/* Post count badge */
.project-card-count {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: var(--accent-dim);
    border: 1px solid var(--accent);
    color: var(--accent);
    font-family: var(--ff-mono);
    font-size: 0.65rem;
    padding: 2px 9px;
    border-radius: 99px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ============================================================
   POSTS LIST
   ============================================================ */
.posts-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.post-card {
    display: grid;
    grid-template-columns: 160px 1fr;
    border-radius: var(--r-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
    text-decoration: none;
    color: var(--text);
    transition: all 0.3s var(--ease);
    cursor: pointer;
}

.post-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--accent-glow);
    transform: translateX(4px);
}

.post-card-thumb {
    height: 140px;
    overflow: hidden;
    background: var(--bg-card-alt);
    flex-shrink: 0;
}
.post-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transition: opacity 0.3s var(--ease), transform 0.4s var(--ease);
    display: block;
}
.post-card:hover .post-card-thumb img {
    opacity: 1;
    transform: scale(1.06);
}

.post-card-body {
    padding: 1.1rem 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.4rem;
}

.post-card-body h3 {
    font-family: var(--ff-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    transition: color 0.2s;
    line-height: 1.3;
}
.post-card:hover .post-card-body h3 { color: var(--accent); }

.post-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--ff-mono);
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.07em;
}
.post-meta i { color: var(--accent); font-size: 0.6rem; }

.post-card-desc {
    font-family: var(--ff-mono);
    font-size: 0.76rem;
    color: var(--text-muted);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-read-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: 0.3rem;
    font-family: var(--ff-mono);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: gap 0.2s var(--ease);
}
.post-card:hover .post-read-link { gap: 0.6rem; }

/* ---- Empty state for posts ---- */
.no-posts {
    padding: 3rem;
    text-align: center;
    font-family: var(--ff-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    border: 1px dashed var(--border);
    border-radius: var(--r-lg);
}

/* ---- PAGE FOOTER ---- */
.page-footer {
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
    font-family: var(--ff-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}
.page-footer a {
    color: var(--accent);
    text-underline-offset: 3px;
    text-decoration: underline;
}
.page-footer a:hover { opacity: 0.7; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 700px) {
    .projects-grid { grid-template-columns: 1fr; }

    .post-card {
        grid-template-columns: 1fr;
    }
    .post-card-thumb { height: 140px; }
    .post-card:hover { transform: translateY(-3px); }

    .page-title { font-size: 2.5rem; }
    #page-wrapper { padding: 0 1rem 4rem; }
}