/* ==========================================================
   Adel Maach — Portfolio Custom Styles
   Color Palette:
     Soft Blush:    #FBE4E3
     Crimson Silk:  #D72638
     Ruby Red:      #98111E
     Deep Bordeaux: #3F0D12
   ========================================================== */

/* ── CSS Variables ── */
:root {
    --clr-bg:          #0D0D0D;
    --clr-bg-alt:      #141414;
    --clr-surface:     rgba(255, 255, 255, 0.04);
    --clr-surface-hover: rgba(255, 255, 255, 0.08);
    --clr-border:      rgba(255, 255, 255, 0.08);
    --clr-text:        #F0EDE8;
    --clr-text-muted:  #A09B93;
    --clr-accent:      #D72638;
    --clr-accent-light:#FBE4E3;
    --clr-accent-dark: #98111E;
    --clr-bordeaux:    #3F0D12;
    --font-main:       'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius:          16px;
    --radius-sm:       10px;
    --shadow:          0 8px 32px rgba(0, 0, 0, 0.35);
    --transition:      0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; }

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

body {
    font-family: var(--font-main);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.7;
    overflow-x: hidden;
}

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

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 { color: var(--clr-text); }
.fw-800 { font-weight: 800; }
.text-accent { color: var(--clr-accent) !important; }
.text-muted-light { color: var(--clr-text-muted) !important; }

/* ── Links ── */
a { color: var(--clr-accent-light); transition: color var(--transition); }
a:hover { color: var(--clr-accent); }

/* ── Navbar ── */
#mainNav {
    background: transparent;
    transition: all var(--transition);
    padding: 1rem 0;
    backdrop-filter: blur(0px);
}

#mainNav.navbar-scrolled {
    background: rgba(13, 13, 13, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 0.6rem 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.navbar-brand {
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.nav-link {
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 1rem !important;
    color: var(--clr-text-muted) !important;
    position: relative;
    transition: color var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--clr-accent);
    transition: width var(--transition);
    border-radius: 2px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--clr-text) !important;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.lang-toggle {
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.35rem 1rem;
    transition: all var(--transition);
}

.lang-toggle:hover {
    background: var(--clr-accent);
    border-color: var(--clr-accent);
    color: #fff;
}

/* ── Hero Section ── */
.hero-section {
    position: relative;
    background: linear-gradient(160deg, var(--clr-bg) 0%, var(--clr-bordeaux) 50%, var(--clr-bg) 100%);
    padding-top: 100px;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}

/* Blurred blob shapes */
.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--clr-accent);
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.shape-2 {
    width: 350px;
    height: 350px;
    background: var(--clr-accent-dark);
    bottom: -50px;
    left: -50px;
    animation: float 10s ease-in-out infinite reverse;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--clr-accent-light);
    top: 40%;
    left: 50%;
    animation: float 6s ease-in-out infinite 2s;
}

/* Ring shapes — border-only circles */
.shape-ring {
    background: none !important;
    filter: blur(0px);
    opacity: 0.08;
}

.shape-4 {
    width: 320px;
    height: 320px;
    border: 2px solid var(--clr-accent);
    top: 15%;
    right: 8%;
    animation: rotate-slow 25s linear infinite, drift 12s ease-in-out infinite;
}

.shape-5 {
    width: 180px;
    height: 180px;
    border: 1.5px solid var(--clr-accent-light);
    bottom: 18%;
    left: 12%;
    animation: rotate-slow 18s linear infinite reverse, drift 15s ease-in-out infinite 3s;
}

/* Small dot shapes — tiny pulsing particles */
.shape-dot {
    filter: blur(0px);
    background: var(--clr-accent) !important;
    opacity: 0.25;
}

.shape-6 {
    width: 8px;
    height: 8px;
    top: 25%;
    left: 20%;
    animation: pulse-dot 4s ease-in-out infinite, drift 10s ease-in-out infinite;
}

.shape-7 {
    width: 6px;
    height: 6px;
    top: 60%;
    right: 15%;
    animation: pulse-dot 5s ease-in-out infinite 1s, drift 14s ease-in-out infinite reverse;
}

.shape-8 {
    width: 10px;
    height: 10px;
    bottom: 30%;
    left: 45%;
    animation: pulse-dot 3.5s ease-in-out infinite 2s, drift 11s ease-in-out infinite 1s;
}

/* Additional soft blobs */
.shape-9 {
    width: 280px;
    height: 280px;
    background: var(--clr-bordeaux);
    top: 10%;
    left: -5%;
    opacity: 0.1;
    animation: float 12s ease-in-out infinite 4s;
}

.shape-10 {
    width: 160px;
    height: 160px;
    background: var(--clr-accent);
    bottom: 10%;
    right: 20%;
    opacity: 0.08;
    animation: float 9s ease-in-out infinite 1s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.05); }
}

@keyframes drift {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(15px, -10px); }
    50% { transform: translate(-10px, 15px); }
    75% { transform: translate(10px, 5px); }
}

@keyframes rotate-slow {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse-dot {
    0%, 100% { opacity: 0.15; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.8); }
}

.hero-greeting {
    font-size: 1.1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-name {
    background: linear-gradient(135deg, var(--clr-text) 0%, var(--clr-accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.hero-title {
    letter-spacing: 1px;
}

.hero-intro {
    max-width: 540px;
    color: var(--clr-text-muted);
}

/* Hero Image */
.hero-image-wrapper {
    position: relative;
    display: inline-block;
}

.hero-image-ring {
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 3px solid var(--clr-accent);
    opacity: 0.4;
    animation: pulse-ring 3s ease-in-out infinite;
}

@keyframes pulse-ring {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.03); }
}

.hero-image {
    width: 340px;
    height: 340px;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--clr-accent-dark);
    box-shadow: 0 0 60px rgba(215, 38, 56, 0.25);
}

.hero-image-fallback {
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--clr-bordeaux), var(--clr-accent-dark));
    border: 4px solid var(--clr-accent-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--clr-accent-light);
    gap: 0.25rem;
}

.hero-image-fallback i { font-size: 4rem; opacity: 0.5; }
.hero-image-fallback span { font-size: 2.5rem; font-weight: 800; }

/* Social Links */
.social-link {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    color: var(--clr-text-muted);
    font-size: 1.2rem;
    transition: all var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: transparent;
    border-color: var(--clr-accent);
    color: var(--clr-accent);
    box-shadow: 0 0 15px rgba(215, 38, 56, 0.25);
}

/* ── Buttons ── */
.btn-accent {
    background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-dark));
    border: none;
    color: #fff;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.btn-accent:hover {
    background: linear-gradient(135deg, #e0394b, var(--clr-accent));
    color: #fff;
    box-shadow: 0 0 20px rgba(215, 38, 56, 0.35);
}

.btn-outline-light {
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: all var(--transition);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--clr-accent);
    color: var(--clr-accent-light);
    box-shadow: 0 0 12px rgba(215, 38, 56, 0.15);
}

/* ── Sections ── */
.section-padding {
    padding: 6rem 0;
}

.section-alt {
    background-color: var(--clr-bg-alt);
}

.section-subtitle {
    font-size: 0.85rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 600;
}

.section-title {
    font-size: 2.4rem;
    font-weight: 800;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 4px;
    background: var(--clr-accent);
    border-radius: 2px;
    margin: 0.75rem auto 0;
}

/* ── Glass Card ── */
.glass-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all var(--transition);
}

.glass-card:hover {
    background: var(--clr-surface-hover);
    border-color: rgba(215, 38, 56, 0.3);
    box-shadow: 0 0 20px rgba(215, 38, 56, 0.08), var(--shadow);
}

/* ── About Section ── */
.about-text {
    font-size: 1.05rem;
    color: var(--clr-text-muted);
    line-height: 1.8;
}

.about-stat {
    padding: 1rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--clr-border);
}

/* ── Skills ── */
.skill-card-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-dark));
    color: #fff;
    font-size: 1.4rem;
}

.skill-badge {
    background: rgba(215, 38, 56, 0.12) !important;
    color: var(--clr-accent-light) !important;
    font-weight: 500;
    font-size: 0.82rem;
    padding: 0.45rem 0.85rem;
    border-radius: 20px;
    border: 1px solid rgba(215, 38, 56, 0.2);
    transition: all var(--transition);
}

.skill-badge:hover {
    background: rgba(215, 38, 56, 0.25) !important;
    border-color: rgba(215, 38, 56, 0.45);
    box-shadow: 0 0 10px rgba(215, 38, 56, 0.12);
}

.skill-badge-sm {
    background: rgba(215, 38, 56, 0.1) !important;
    color: var(--clr-accent-light) !important;
    font-weight: 500;
    font-size: 0.75rem;
    padding: 0.3rem 0.65rem;
    border-radius: 15px;
    border: 1px solid rgba(215, 38, 56, 0.15);
}

/* ── Education & Timeline ── */
.timeline-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--clr-accent), var(--clr-bordeaux));
    color: #fff;
    font-size: 1.3rem;
}

.badge-year {
    background: rgba(215, 38, 56, 0.15) !important;
    color: var(--clr-accent) !important;
    font-weight: 600;
    font-size: 0.8rem;
    padding: 0.35rem 0.8rem;
    border-radius: 20px;
}

/* ── Experience ── */
.experience-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--clr-bordeaux), var(--clr-accent-dark));
    color: var(--clr-accent-light);
    font-size: 1.3rem;
}

/* ── Projects ── */
.project-card {
    position: relative;
    overflow: hidden;
}

.project-card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-bottom: 1px solid var(--clr-border);
    background: #0a0a0a;
}

.project-card-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-card-img img {
    transform: scale(1.05);
}

.project-icon-sm {
    width: 34px;
    height: 34px;
    min-width: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-dark));
    color: #fff;
    font-size: 1rem;
}

.project-card .btn-accent {
    font-size: 0.85rem;
}

/* ── Timeline & Experience accent lines ── */
.timeline-card,
.experience-card {
    position: relative;
    overflow: hidden;
}

.timeline-card::before,
.experience-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--clr-accent), var(--clr-accent-dark), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.timeline-card:hover::before,
.experience-card:hover::before {
    opacity: 1;
}

/* ── Contact ── */
.contact-item {
    display: flex;
    align-items: center;
    font-size: 0.95rem;
}

.contact-item i {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.custom-input {
    background: rgba(255, 255, 255, 0.04) !important;
    border: 1px solid var(--clr-border) !important;
    color: var(--clr-text) !important;
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    transition: all var(--transition);
}

.custom-input:focus {
    border-color: var(--clr-accent) !important;
    box-shadow: 0 0 0 3px rgba(215, 38, 56, 0.15) !important;
    background: rgba(255, 255, 255, 0.06) !important;
}

.custom-input::placeholder {
    color: var(--clr-text-muted);
}

.form-label {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--clr-text-muted);
}

/* ── Footer ── */
.footer-section {
    background: var(--clr-bg);
    border-top: 1px solid var(--clr-border);
}

/* ── Scroll Reveal Animation ── */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ── Responsive ── */
@media (max-width: 991.98px) {
    .hero-section {
        text-align: center;
        padding-top: 120px;
    }

    .hero-intro {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-image {
        width: 200px;
        height: 200px;
    }

    .hero-image-fallback {
        width: 200px;
        height: 200px;
    }

    .hero-image-fallback i { font-size: 3rem; }
    .hero-image-fallback span { font-size: 1.8rem; }

    .social-links {
        justify-content: center;
    }

    .section-padding {
        padding: 4rem 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .d-flex.flex-wrap.gap-3.mb-4 {
        justify-content: center;
    }
}

@media (max-width: 575.98px) {
    .hero-name {
        font-size: 2.4rem;
    }

    .hero-image,
    .hero-image-fallback {
        width: 160px;
        height: 160px;
    }

    .section-padding {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 1.7rem;
    }

    .glass-card {
        border-radius: 12px;
    }
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--clr-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--clr-accent-dark);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--clr-accent);
}