/* ─────────────────────────────────────────────────────────────
   style.css — Portal de Sostenibilidad Digital
    SOPRA STERIA
   Extraído de BASE/style.css: solo lo que usa este portal
   (tipografía global, header, nav overlay, reset)
───────────────────────────────────────────────────────────── */

@import url('fonts.css');

/* ── TOKENS ──────────────────────────────────────────────────── */
:root {
    --eggs-bg-color: #f5f0e6;
    --eggs-brand-font: 'Haffer Concrete Light', 'Helvetica Neue', sans-serif;
    --eggs-display-font: 'Haffer Display', 'Helvetica Neue', sans-serif;
    --eggs-concrete-font: 'Haffer Concrete', 'Helvetica Neue', sans-serif;
    --eggs-text-color: #ffffff;
    --eggs-overlay-color: rgba(17, 17, 17, 0.8);
    --eggs-accent: #ffffff;
    --nav-height: 120px;
    --nav-scrolled-height: 80px;
    --eggs-turquoise: #5f9f45;
    --eggs-yellow: #5f9f45;
    --fantasy-black: #000000;
}

/* ── RESET / BASE ────────────────────────────────────────────── */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    box-sizing: border-box;
}

body {
    font-family: var(--eggs-brand-font);
    font-weight: normal;
    font-style: normal;
    margin: 0;
    padding: 0;
    background-color: var(--eggs-bg-color);
    overflow-x: hidden;
}

h1, h2, h3, h4, .name, .menu-toggle {
    font-family: var(--eggs-concrete-font);
    letter-spacing: -0.01em;
    font-weight: normal;
    font-style: normal;
}

.nav-link {
    font-family: var(--eggs-concrete-font);
    letter-spacing: -0.02em;
    font-weight: normal;
    font-style: normal;
}

.eggs-btn, .btn {
    font-family: var(--eggs-concrete-font);
}

strong, b, .txt-emphasis {
    font-family: var(--eggs-concrete-font);
    font-weight: normal !important;
    font-style: normal !important;
}

em, i {
    font-style: normal;
}

/* ── HEADER ──────────────────────────────────────────────────── */
header.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 60px;
    box-sizing: border-box;
    z-index: 2000;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.4s, backdrop-filter 0.4s;
}

header.site-header.nav-hidden {
    transform: translateY(-100%);
}

header.site-header.scrolled {
    height: var(--nav-scrolled-height);
    background: rgba(245, 240, 230, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-logo img {
    height: 50px;
    width: auto;
    transition: height 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

header.site-header.scrolled .header-logo img {
    height: 35px;
}

/* ── MENU TOGGLE ────────────────────────────────────────────── */
.menu-toggle {
    background: none;
    border: none;
    color: #111;
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 2100;
    transform: translate(var(--mag-x, 0px), var(--mag-y, 0px));
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.menu-toggle .hamburger {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.menu-toggle .hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: #111;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── NAV OVERLAY ────────────────────────────────────────────── */
#nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--fantasy-black);
    z-index: 2050;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s cubic-bezier(0.19, 1, 0.22, 1);
}

.close-overlay {
    position: absolute;
    top: 40px;
    right: 40px;
    background: none;
    border: none;
    color: #ffffff;
    font-size: 3rem;
    line-height: 1;
    cursor: pointer;
    z-index: 2100;
    transition: transform 0.3s ease, opacity 0.3s ease;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-overlay:hover {
    transform: scale(1.1);
    opacity: 0.8;
}

#nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.nav-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    text-align: center;
    width: 100%;
    max-width: 800px;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-size: 4.8rem;
    font-weight: 900;
    line-height: 0.9;
    text-transform: none;
    transition: all 0.5s cubic-bezier(0.19, 1, 0.22, 1);
    position: relative;
    opacity: 0;
    transform: translateY(50px);
    display: block;
}

#nav-overlay.active .nav-link {
    opacity: 1;
    transform: translateY(0);
}

#nav-overlay.active .nav-link:nth-child(1) { transition-delay: 0.2s; }
#nav-overlay.active .nav-link:nth-child(2) { transition-delay: 0.3s; }
#nav-overlay.active .nav-link:nth-child(3) { transition-delay: 0.4s; }
#nav-overlay.active .nav-link:nth-child(4) { transition-delay: 0.5s; }
#nav-overlay.active .nav-link:nth-child(5) { transition-delay: 0.6s; }

.nav-link:hover {
    color: var(--eggs-yellow);
    opacity: 0.8;
}

.nav-link::after {
    display: none;
}

/* State management for toggle */
body.nav-open {
    overflow: hidden;
}

body.nav-open .menu-toggle {
    color: #f5f0e6;
}

body.nav-open .menu-toggle .hamburger span {
    background: #f5f0e6;
}

body.nav-open .menu-toggle .hamburger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.nav-open .menu-toggle .hamburger span:nth-child(2) { opacity: 0; }
body.nav-open .menu-toggle .hamburger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 768px) {
    header.site-header { padding: 0 25px; height: 80px; }
    .nav-link { font-size: 2.1rem; }
    .menu-toggle span.text { display: none; }
}