/* =====================================================
   MATTIA MASSALONGO — v2.0
   Black & Gold | Mobile-first | Bulletproof Typography
   ===================================================== */

/* ---------- TOKENS ---------- */
:root {
    --black-pure: #000000;
    --black-deep: #0a0a0a;
    --black-soft: #131313;
    --black-elev: #1a1a1a;
    --black-line: #222222;

    --gold-bright: #FFD700;
    --gold: #D4AF37;
    --gold-warm: #C5B358;
    --gold-deep: #8B6914;
    --gold-soft: rgba(212, 175, 55, 0.12);
    --gold-line: rgba(212, 175, 55, 0.2);

    --text: #f4f4f0;
    --text-2: #a8a8a0;
    --text-3: #6a6a62;

    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --container: 1440px;
    --gutter: clamp(1.25rem, 4vw, 3rem);
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-body);
    background: var(--black-deep);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
button, input, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
::selection { background: var(--gold); color: var(--black-pure); }

/* ---------- ATMOSPHERE ---------- */
.grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
}

.ambient {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    animation: orbFloat 25s ease-in-out infinite;
}
.orb-1 {
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--gold) 0%, transparent 70%);
    top: -200px; right: -200px;
}
.orb-2 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, var(--gold-deep) 0%, transparent 70%);
    bottom: -150px; left: -150px;
    animation-delay: -12s;
    opacity: 0.1;
}
@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, -30px) scale(1.08); }
}

/* ---------- TYPOGRAPHY HELPERS ---------- */
.gold {
    background: linear-gradient(135deg, var(--gold-bright) 0%, var(--gold) 50%, var(--gold-warm) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.italic { font-style: italic; }

/* ---------- NAVBAR ---------- */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 1.5rem var(--gutter);
    transition: padding 0.4s var(--ease), background 0.4s, border-color 0.4s;
}
.navbar.scrolled {
    padding: 1rem var(--gutter);
    background: rgba(10, 10, 10, 0.75);
    backdrop-filter: blur(20px) saturate(1.5);
    -webkit-backdrop-filter: blur(20px) saturate(1.5);
    border-bottom: 1px solid var(--gold-line);
}
.nav-inner {
    max-width: var(--container);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}
.logo-img {
    height: 44px;
    width: auto;
    object-fit: contain;
    transition: height 0.4s var(--ease), filter 0.3s;
    filter: drop-shadow(0 0 12px rgba(212, 175, 55, 0.2));
}
.logo-img:hover {
    filter: drop-shadow(0 0 18px rgba(212, 175, 55, 0.5));
}
.navbar.scrolled .logo-img {
    height: 36px;
}
@media (max-width: 768px) {
    .logo-img { height: 38px; }
    .navbar.scrolled .logo-img { height: 32px; }
}
.logo-mark {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--gold-bright), var(--gold-deep));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}
.logo-bar {
    width: 1px;
    height: 20px;
    background: var(--gold-line);
}
.logo-name {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    letter-spacing: 0.2em;
    color: var(--text-2);
    font-weight: 400;
}
.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}
.nav-links a {
    position: relative;
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-2);
    transition: color 0.3s;
    display: inline-flex;
    align-items: baseline;
    gap: 0.5rem;
}
.nav-num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--gold);
}
.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width 0.4s var(--ease);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    padding: 0;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 1px;
    background: var(--gold);
    transition: transform 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(3.5px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
}

/* ---------- MOBILE MENU ---------- */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(30px);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s, visibility 0.4s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}
.mobile-menu nav {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}
.mobile-menu a {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.4;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.5s var(--ease);
    display: inline-flex;
    align-items: baseline;
    gap: 1rem;
    justify-content: center;
}
.mobile-menu a span {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gold);
}
.mobile-menu.active a {
    transform: translateY(0);
    opacity: 1;
}
.mobile-menu.active a:nth-child(1) { transition-delay: 0.15s; }
.mobile-menu.active a:nth-child(2) { transition-delay: 0.25s; }
.mobile-menu.active a:nth-child(3) { transition-delay: 0.35s; }

/* ---------- LAYOUT ---------- */
section {
    position: relative;
    z-index: 1;
    padding: clamp(5rem, 10vw, 9rem) var(--gutter);
    max-width: var(--container);
    margin: 0 auto;
}

/* ==========================================================
   TYPOGRAPHY: TITLES — BULLETPROOF
   line-height: 1.3 → ampio respiro per ascender e descender
   nessun overflow nascosto, nessun clip-path, nessun trick.
   ========================================================== */
.hero-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.5rem, 7.5vw, 6.5rem);
    line-height: 1.3;
    letter-spacing: -0.025em;
    margin-bottom: 2.5rem;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2rem, 5.5vw, 4.5rem);
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
}

.card-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.5rem, 2.5vw, 2.25rem);
    line-height: 1.3;
    letter-spacing: -0.015em;
    margin-bottom: 1.25rem;
}

/* Section tag (small label above titles) */
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 3rem;
    padding-left: 1.5rem;
    border-left: 2px solid var(--gold);
    line-height: 1.5;
}
.section-tag span:last-child {
    color: var(--text-2);
}

/* ---------- HERO ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 8rem;
    padding-bottom: 5rem;
    position: relative;
}

.hero-inner {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1100px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--gold-line);
    border-radius: 100px;
    background: var(--gold-soft);
    backdrop-filter: blur(10px);
    margin-bottom: 2rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-2);
}
.dot {
    width: 6px; height: 6px;
    background: var(--gold-bright);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--gold);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

.hero-sub {
    font-size: clamp(1rem, 1.4vw, 1.2rem);
    color: var(--text-2);
    max-width: 640px;
    margin-bottom: 3rem;
    line-height: 1.7;
}
.hero-sub strong {
    color: var(--text);
    font-weight: 500;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.hero-meta {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    padding-top: 2rem;
    border-top: 1px solid var(--black-line);
}
.meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.meta-num {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1.1;
}
.meta-num em {
    font-style: normal;
    font-size: 0.9rem;
    color: var(--text-3);
    margin-left: 2px;
}
.meta-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-3);
}
.meta-sep {
    width: 1px;
    height: 30px;
    background: var(--black-line);
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    right: var(--gutter);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--text-3);
    writing-mode: vertical-rl;
}
.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--gold), transparent);
    animation: scrollLine 2s ease-in-out infinite;
    transform-origin: top;
}
@keyframes scrollLine {
    0%, 100% { transform: scaleY(0.3); opacity: 0.3; }
    50% { transform: scaleY(1); opacity: 1; }
}

@media (max-width: 768px) {
    .hero-scroll { display: none; }
    .hero-meta { gap: 1.25rem; }
    .meta-sep { display: none; }
}

/* ---------- BUTTONS ---------- */
.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1.05rem 1.9rem;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: transform 0.3s var(--ease), box-shadow 0.3s, background 0.3s;
    line-height: 1;
}
.btn svg {
    width: 16px;
    height: 16px;
    transition: transform 0.4s var(--ease);
}
.btn:hover svg { transform: translateX(4px); }

.btn-primary {
    background: linear-gradient(135deg, var(--gold-bright) 0%, var(--gold) 50%, var(--gold-deep) 100%);
    color: var(--black-pure);
    box-shadow: 0 0 0 1px var(--gold), 0 4px 20px rgba(212, 175, 55, 0.25);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 0 1px var(--gold-bright), 0 10px 40px rgba(255, 215, 0, 0.4), 0 0 60px rgba(255, 215, 0, 0.15);
}

.btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--gold-line);
}
.btn-ghost:hover {
    border-color: var(--gold);
    background: var(--gold-soft);
    transform: translateY(-2px);
}

/* ---------- ABOUT ---------- */
.about-grid {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) 1.5fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
}

.about-visual {
    position: relative;
    width: 100%;
    max-width: 420px;
}

.profile-placeholder {
    aspect-ratio: 4 / 5;
    position: relative;
    background: linear-gradient(135deg, var(--black-soft) 0%, var(--black-elev) 100%);
    border: 1px solid var(--gold-line);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-corners .c {
    position: absolute;
    width: 24px;
    height: 24px;
    border: 2px solid var(--gold);
    z-index: 2;
}
.profile-corners .tl { top: 1rem; left: 1rem; border-right: none; border-bottom: none; }
.profile-corners .tr { top: 1rem; right: 1rem; border-left: none; border-bottom: none; }
.profile-corners .bl { bottom: 1rem; left: 1rem; border-right: none; border-top: none; }
.profile-corners .br { bottom: 1rem; right: 1rem; border-left: none; border-top: none; }

.profile-photo {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 25%;
    z-index: 1;
    filter: grayscale(15%) contrast(1.05) brightness(0.95);
    transition: filter 0.6s var(--ease);
}
.profile-placeholder:hover .profile-photo {
    filter: grayscale(0%) contrast(1.1) brightness(1);
}

.about-body {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 2.5rem;
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--text-2);
    max-width: 560px;
}
.about-body strong {
    color: var(--text);
    font-weight: 500;
}

.pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.pills li {
    padding: 0.5rem 1rem;
    border: 1px solid var(--black-line);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: var(--text-2);
    transition: all 0.3s;
    line-height: 1.4;
}
.pills li:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: var(--gold-soft);
}

@media (max-width: 768px) {
    .about-grid { 
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .about-visual {
        max-width: 320px;
        margin: 0 auto;
    }
}
/* ---------- CONTACT ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 6vw, 6rem);
    align-items: start;
}

.contact-lead {
    font-size: 1.2rem;
    color: var(--text-2);
    margin: 1rem 0 3rem;
    line-height: 1.7;
}

.contact-direct {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-channel {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: var(--black-soft);
    border: 1px solid var(--black-line);
    transition: all 0.4s var(--ease);
}
.contact-channel:hover {
    border-color: var(--gold);
    background: var(--black-elev);
    transform: translateX(8px);
}
.ch-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-3);
    flex-shrink: 0;
    width: 100px;
    line-height: 1.4;
}
.ch-value {
    flex: 1;
    color: var(--text);
    font-size: 0.95rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    line-height: 1.4;
}
.ch-arrow {
    color: var(--gold);
    font-size: 1.1rem;
    transition: transform 0.4s;
    line-height: 1;
}
.contact-channel:hover .ch-arrow {
    transform: translate(4px, -4px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding: clamp(2rem, 4vw, 3rem);
    background: linear-gradient(180deg, var(--black-soft) 0%, var(--black-deep) 100%);
    border: 1px solid var(--black-line);
}

.field {
    display: flex;
    flex-direction: column;
    position: relative;
}
.field-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}
.field input,
.field textarea {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--black-line);
    padding: 0.75rem 0;
    color: var(--text);
    font-size: 1rem;
    outline: none;
    resize: vertical;
    transition: border-color 0.3s;
    line-height: 1.5;
}
.field input::placeholder,
.field textarea::placeholder {
    color: var(--text-3);
}
.field-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--gold-bright), var(--gold));
    transition: width 0.5s var(--ease);
}
.field input:focus ~ .field-line,
.field textarea:focus ~ .field-line {
    width: 100%;
}

.form-submit {
    align-self: flex-start;
    margin-top: 1rem;
}

.form-feedback {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gold);
    min-height: 1.2em;
    line-height: 1.4;
}

@media (max-width: 900px) {
    .contact-grid { grid-template-columns: 1fr; }
}

/* ---------- FOOTER ---------- */
.footer {
    border-top: 1px solid var(--black-line);
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}
.footer-marquee {
    overflow: hidden;
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--black-line);
}
.marquee-track {
    display: flex;
    gap: 3rem;
    white-space: nowrap;
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: transparent;
    -webkit-text-stroke: 1px var(--gold);
    animation: marquee 30s linear infinite;
    line-height: 1.4;
    padding: 0.3em 0;
}
@keyframes marquee {
    to { transform: translateX(-50%); }
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem var(--gutter);
    max-width: var(--container);
    margin: 0 auto;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-3);
    flex-wrap: wrap;
    gap: 1rem;
    line-height: 1.5;
}
.footer-tag { letter-spacing: 0.1em; }

/* ==========================================================
   FADE-UP REVEAL — applicato a CONTENITORI, non al testo
   Usa solo opacity + translate, niente clip-path o overflow.
   ========================================================== */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- ACCESSIBILITY ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .fade-up {
        opacity: 1 !important;
        transform: none !important;
    }
}

:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 4px;
}