/* ==========================================================================
   AISSA MASSIEU PORTFOLIO — Minimal Editorial Design System
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
    /* Colors */
    --color-bg: #FAFAF8;
    --color-bg-alt: #F0EFEB;
    --color-text: #1A1A1A;
    --color-text-muted: #6B6B6B;
    --color-accent: #B87333;
    --color-accent-light: #D4956A;
    --color-dark: #0D0D0D;
    --color-light: #FFFFFF;
    --color-border: #E5E5E0;
    
    /* Typography */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    --space-2xl: 12rem;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Layout */
    --container-width: 1400px;
    --container-padding: 2rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.1;
}

h1 {
    font-size: clamp(3.5rem, 12vw, 10rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
    margin-bottom: 1em;
}

p:last-child {
    margin-bottom: 0;
}

strong {
    font-weight: 600;
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* --------------------------------------------------------------------------
   Custom Cursor
   -------------------------------------------------------------------------- */
.cursor {
    position: fixed;
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease, opacity 0.3s ease;
    opacity: 0;
}

.cursor-follower {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: transform 0.15s ease, width 0.3s ease, height 0.3s ease, opacity 0.3s ease;
    opacity: 0;
}

body:hover .cursor,
body:hover .cursor-follower {
    opacity: 1;
}

.cursor.hovering {
    transform: translate(-50%, -50%) scale(2);
}

.cursor-follower.hovering {
    width: 60px;
    height: 60px;
    border-color: var(--color-accent-light);
}

@media (pointer: coarse) {
    .cursor, .cursor-follower {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1.5rem var(--container-padding);
    background-color: transparent;
    transition: background-color var(--transition-base), padding var(--transition-base);
}

.nav.scrolled {
    background-color: rgba(250, 250, 248, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 1rem var(--container-padding);
}

.nav__logo {
    position: absolute;
    left: var(--container-padding);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    transition: color var(--transition-base);
}

.nav__links {
    display: flex;
    gap: 3rem;
}

.nav__links a {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text);
    transition: color var(--transition-fast);
}

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

@media (max-width: 768px) {
    .nav__links {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-bg);
    overflow: hidden;
    padding-top: 100px;
    padding-bottom: var(--space-xl);
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

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

.hero__label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-accent);
    border-radius: 2rem;
}

.hero__title {
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.hero__title-line {
    display: block;
    overflow: hidden;
}

.hero__subtitle {
    font-size: 1.125rem;
    font-weight: 400;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
}

.hero__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-light);
    background-color: var(--color-dark);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.hero__cta:hover {
    background-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(184, 115, 51, 0.3);
}

/* Portrait Photo with Effects */
.hero__portrait {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__portrait-frame {
    position: relative;
    width: 380px;
    height: 480px;
    border-radius: 200px 200px 20px 20px;
    overflow: hidden;
    background: linear-gradient(145deg, #f5f5f0, #e8e8e3);
    padding: 8px;
    box-shadow: 
        0 30px 60px -15px rgba(0, 0, 0, 0.2),
        0 15px 30px -10px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.8) inset;
}

.hero__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 15%;
    border-radius: 195px 195px 15px 15px;
    filter: contrast(1.02) saturate(0.95);
    transition: transform var(--transition-slow);
}

.hero__portrait-frame:hover .hero__image {
    transform: scale(1.03);
}

.hero__portrait-reflection {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.25) 0%,
        rgba(255, 255, 255, 0.1) 30%,
        transparent 100%
    );
    border-radius: 195px 195px 0 0;
    z-index: 3;
    pointer-events: none;
}


.hero__scroll {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.hero__scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% {
        transform: scaleY(1);
        opacity: 1;
    }
    50% {
        transform: scaleY(0.5);
        opacity: 0.5;
    }
}

@media (max-width: 1024px) {
    .hero__container {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        text-align: center;
    }
    
    .hero__portrait {
        order: -1;
    }
    
    .hero__portrait-frame {
        width: 300px;
        height: 380px;
    }
}

@media (max-width: 480px) {
    .hero__portrait-frame {
        width: 260px;
        height: 330px;
    }
}

/* --------------------------------------------------------------------------
   Section Common Styles
   -------------------------------------------------------------------------- */
.section-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.section-header {
    margin-bottom: var(--space-lg);
}

.section-title {
    color: var(--color-text);
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about {
    padding: var(--space-2xl) 0;
    background-color: var(--color-bg);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.about__quote blockquote {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-style: italic;
    line-height: 1.3;
    color: var(--color-text);
    position: relative;
}

.quote-mark {
    font-family: var(--font-heading);
    font-size: 6rem;
    line-height: 0;
    color: var(--color-accent);
    opacity: 0.3;
    position: absolute;
    top: 0.5rem;
    left: -1rem;
}

.about__title {
    margin-bottom: var(--space-md);
}

.about__text {
    color: var(--color-text-muted);
    font-size: 1.0625rem;
}

.about__text p + p {
    margin-top: var(--space-sm);
}

@media (max-width: 900px) {
    .about__grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .about__quote {
        order: 2;
    }
}

/* --------------------------------------------------------------------------
   Expertise Section
   -------------------------------------------------------------------------- */
.expertise {
    padding: var(--space-2xl) 0;
    background-color: var(--color-bg-alt);
}

.expertise__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
}

.expertise__category {
    padding: var(--space-md);
    border-left: 2px solid var(--color-border);
    transition: border-color var(--transition-base);
}

.expertise__category:hover {
    border-color: var(--color-accent);
}

.expertise__category-title {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.expertise__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    background-color: var(--color-light);
    border-radius: 2rem;
    transition: all var(--transition-fast);
}

.tag:hover {
    background-color: var(--color-text);
    color: var(--color-light);
}

@media (max-width: 1200px) {
    .expertise__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    .expertise__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .expertise__grid {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Parcours / Timeline Section
   -------------------------------------------------------------------------- */
.parcours {
    padding: var(--space-2xl) 0;
    background-color: var(--color-bg);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background-color: var(--color-border);
}

.timeline__item {
    position: relative;
    padding-left: var(--space-lg);
    padding-bottom: var(--space-lg);
}

.timeline__item:last-child {
    padding-bottom: 0;
}

.timeline__marker {
    position: absolute;
    left: -5px;
    top: 0.5rem;
    width: 11px;
    height: 11px;
    background-color: var(--color-bg);
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    transition: background-color var(--transition-fast);
}

.timeline__item:hover .timeline__marker {
    background-color: var(--color-accent);
}

.timeline__date {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.timeline__title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.timeline__company {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

.timeline__description {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

/* --------------------------------------------------------------------------
   Services Section
   -------------------------------------------------------------------------- */
.services {
    background-color: var(--color-bg);
}

.services__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 80vh;
}

.services__pro,
.services__local {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl) var(--space-lg);
}

.services__pro {
    background-color: var(--color-dark);
    color: var(--color-light);
}

.services__pro .section-label {
    color: var(--color-accent-light);
}

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

.services__content {
    max-width: 400px;
}

.services__title {
    margin-bottom: var(--space-md);
}

.services__pro .services__title {
    color: var(--color-light);
}

.services__list {
    margin-bottom: var(--space-md);
}

.services__list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.services__pro .services__list li {
    color: rgba(255, 255, 255, 0.8);
}

.services__local .services__list li {
    color: var(--color-text-muted);
}

.services__list li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.services__zone {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent);
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.services__zone-icon {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

@media (max-width: 900px) {
    .services__grid {
        grid-template-columns: 1fr;
    }
    
    .services__pro,
    .services__local {
        padding: var(--space-xl) var(--container-padding);
    }
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact {
    padding: var(--space-2xl) 0;
    background-color: var(--color-bg);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.contact__title {
    margin-bottom: var(--space-md);
}

.contact__text {
    color: var(--color-text-muted);
    font-size: 1.0625rem;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact__phone {
    display: block;
    padding: var(--space-md);
    background-color: var(--color-dark);
    border-radius: 4px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.contact__phone:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.contact__phone-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: 0.5rem;
}

.contact__phone-number {
    display: block;
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--color-light);
    letter-spacing: 0.05em;
}

.contact__linkedin {
    display: block;
    padding: var(--space-md);
    background-color: #0A66C2;
    border-radius: 4px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.contact__linkedin:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(10, 102, 194, 0.3);
}

.contact__linkedin-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
}

.contact__linkedin-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-light);
}

.contact__linkedin-link svg {
    flex-shrink: 0;
}

.contact__location {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.contact__location-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.contact__location-city {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-text);
}

@media (max-width: 768px) {
    .contact__grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
    padding: var(--space-md) 0;
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.footer__content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.footer__tagline {
    font-style: italic;
}

@media (max-width: 600px) {
    .footer__content {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

/* --------------------------------------------------------------------------
   Reveal Animations
   -------------------------------------------------------------------------- */
.reveal-text {
    display: inline-block;
    transform: translateY(100%);
    opacity: 0;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.8s ease;
}

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

.reveal-up {
    transform: translateY(40px);
    opacity: 0;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s ease;
}

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

/* Stagger delays for multiple elements */
.reveal-up:nth-child(1) { transition-delay: 0s; }
.reveal-up:nth-child(2) { transition-delay: 0.1s; }
.reveal-up:nth-child(3) { transition-delay: 0.2s; }
.reveal-up:nth-child(4) { transition-delay: 0.3s; }
.reveal-up:nth-child(5) { transition-delay: 0.4s; }
.reveal-up:nth-child(6) { transition-delay: 0.5s; }

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}