:root {
  --navy: #071d2c;
  --navy-2: #0d3044;
  --ink: #123548;
  --blue: #0073a5;
  --blue-deep: #00658e;
  --blue-light: #8bd9ec;
  --muted: #59717d;
  --mist: #f1f7f8;
  --warm: #f7f3ec;
  --white: #fff;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 320px; margin: 0; color: var(--ink); background: var(--white); font: 400 16px/1.55 "Segoe UI", Inter, system-ui, -apple-system, BlinkMacSystemFont, sans-serif; -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, input { font: inherit; }
button { cursor: pointer; }
section[id] { scroll-margin-top: 100px; }
:focus-visible { outline: 3px solid #4fc0e4; outline-offset: 4px; }
.container { width: min(100% - 72px, 1260px); margin-inline: auto; }
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 200; transform: translateY(-150%); background: #fff; color: var(--navy); padding: 10px 14px; border-radius: 6px; }
.skip-link:focus { transform: none; }

/* Header */
.topbar { background: var(--navy); color: #d0e5ee; font-size: .78rem; letter-spacing: .025em; }
.topbar__inner { min-height: 36px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.topbar a { color: #eefaff; text-decoration: none; }
.topbar a:hover { text-decoration: underline; text-underline-offset: 3px; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.97); box-shadow: 0 1px 0 rgba(14,55,75,.1); backdrop-filter: blur(14px); }
.preview-banner { padding: 9px 20px; background: #e6f5fa; color: #15516a; text-align: center; font-size: .79rem; font-weight: 700; letter-spacing: .015em; }
.waves-toggle { position: fixed; right: 22px; bottom: 22px; z-index: 80; display: inline-flex; align-items: center; gap: 9px; min-height: 45px; padding: 8px 13px 8px 9px; border: 1px solid rgba(184,226,239,.54); border-radius: 100px; background: rgba(5,38,57,.94); box-shadow: 0 10px 27px rgba(4,30,46,.24); color: #fff; font-size: .78rem; font-weight: 700; backdrop-filter: blur(10px); }
.waves-toggle:hover { background: #07577c; }
.waves-toggle[aria-pressed="true"] { border-color: #8bd9ec; background: #07577c; }
.waves-toggle__icon { display: grid; place-items: center; width: 29px; height: 29px; border-radius: 50%; background: #d9f4fa; color: #07577c; font-size: 1rem; }
.waves-toggle__state { padding-left: 8px; border-left: 1px solid rgba(255,255,255,.28); color: #a9e3f1; font-size: .71rem; }
.header__inner { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; width: 252px; min-height: 58px; padding: 8px 11px; border-radius: 7px; background: #fff; text-decoration: none; }
.brand img { width: 100%; height: auto; }
.nav { display: flex; align-items: center; gap: clamp(18px, 2.2vw, 34px); }
.nav > a { position: relative; color: #264453; font-size: .91rem; font-weight: 650; text-decoration: none; white-space: nowrap; }
.nav > a:not(.nav__cta)::after { position: absolute; right: 0; bottom: -6px; left: 0; height: 2px; background: var(--blue); content: ""; transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.nav > a:not(.nav__cta):hover::after { transform: scaleX(1); }
.nav .nav__cta { display: inline-flex; align-items: center; gap: 15px; padding: 12px 17px; color: #fff; background: var(--blue); border-radius: 7px; box-shadow: 0 5px 16px rgba(0,115,165,.17); }
.nav .nav__cta:hover { background: var(--blue-deep); }
.nav__cta span { font-size: 1.1rem; line-height: 1; }
.menu-toggle { display: none; width: 45px; height: 42px; padding: 10px; border: 1px solid #cadee6; border-radius: 7px; background: #fff; }
.menu-toggle span { width: 100%; height: 2px; border-radius: 1px; background: var(--ink); }

/* Shared type and actions */
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 20px; color: #8bd9ec; font-size: .73rem; font-weight: 760; letter-spacing: .18em; line-height: 1.45; }
.eyebrow__line { width: 31px; height: 1px; flex: 0 0 auto; background: currentColor; }
.eyebrow--dark { color: var(--blue); }
.section { padding: clamp(82px, 8vw, 122px) 0; }
.section-heading { display: grid; grid-template-columns: 1.05fr .65fr; gap: 8%; align-items: end; margin-bottom: 44px; }
.section-heading h2, .method h2, .quote h2, .contact h2 { margin: 0; font-size: clamp(3.2rem, 5vw, 5rem); font-weight: 700; letter-spacing: -.062em; line-height: 1.04; }
.section-heading h2 em, .method h2 em, .quote h2 em, .contact h2 em { color: var(--blue); font-family: Georgia, Cambria, "Times New Roman", serif; font-weight: 400; letter-spacing: -.065em; }
.section-heading > p { max-width: 390px; margin: 0 0 6px; color: var(--muted); font-size: 1.06rem; line-height: 1.7; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; min-height: 56px; padding: 13px 21px; border: 1px solid transparent; border-radius: 8px; font-size: .94rem; font-weight: 720; text-decoration: none; transition: background-color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button span { font-size: 1.25rem; font-weight: 400; line-height: 1; }
.button--primary { color: #fff; background: var(--blue); box-shadow: 0 12px 30px rgba(0,95,141,.2); }
.button--primary:hover { background: #0788b9; box-shadow: 0 16px 32px rgba(0,95,141,.25); }
.button--light { color: var(--navy); background: #fff; }
.button--light:hover { background: #eaf8fc; }
.button--outline { color: var(--blue-deep); background: #fff; border-color: #91bccd; }
.button--outline:hover { border-color: var(--blue); background: #f1fbfd; }
.text-link { display: inline-flex; align-items: center; gap: 12px; color: #e0f2f8; font-size: .94rem; font-weight: 700; text-decoration: none; }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.text-link--dark { color: var(--blue); }

/* First screen */
.hero { position: relative; overflow: hidden; background: var(--navy); color: #fff; isolation: isolate; }
.hero__background { position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(5,24,38,.95) 0%, rgba(5,28,43,.83) 48%, rgba(8,49,67,.55) 100%), url("assets/smoke.png") center / cover no-repeat; filter: hue-rotate(14deg) saturate(1.08); opacity: .88; }
.hero__grid { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: clamp(40px, 6vw, 100px); min-height: 648px; padding-block: 76px 85px; }
.hero__copy { position: relative; z-index: 2; max-width: 750px; }
.hero h1 { margin: 0; font-size: clamp(4.3rem, 7vw, 7.25rem); font-weight: 720; letter-spacing: -.072em; line-height: .98; text-wrap: balance; }
.hero h1 em { color: #8ad6ea; font-family: Georgia, Cambria, "Times New Roman", serif; font-weight: 400; letter-spacing: -.07em; }
.hero__lead { max-width: 590px; margin: 33px 0 0; color: #dbeef5; font-size: clamp(1.07rem, 1.35vw, 1.24rem); line-height: 1.7; text-wrap: pretty; }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 28px; margin-top: 34px; }
.hero__note { display: flex; align-items: center; gap: 10px; margin: 35px 0 0; color: #b7dce8; font-size: .84rem; letter-spacing: .025em; }
.hero__note span { display: grid; place-items: center; width: 21px; height: 21px; border: 1px solid #7ac9e0; border-radius: 50%; color: #b9f3ff; font-size: .72rem; }
.hero__visual { position: relative; width: min(100%, 500px); aspect-ratio: 1 / 1; justify-self: end; margin: 0; }
.hero__visual::before { position: absolute; inset: -19px 16px 18px -18px; z-index: -1; border: 1px solid rgba(170,224,241,.38); border-radius: 24px; content: ""; }
.hero__visual > img { width: 100%; height: 100%; border: 1px solid rgba(191,232,243,.48); border-radius: 19px; object-fit: cover; object-position: 63% center; box-shadow: 0 25px 65px rgba(0,10,24,.39); }
.visual-note { position: absolute; right: -12px; bottom: 20%; padding: 13px 17px; border: 1px solid rgba(202,237,246,.33); border-radius: 8px; background: rgba(4,31,47,.83); box-shadow: 0 14px 38px rgba(0,10,24,.28); color: #d8edf4; font-size: .82rem; backdrop-filter: blur(12px); }
.visual-note strong { color: #fff; }
.visual-note span { margin-left: 18px; color: #8ad6ea; font-size: 1.13rem; }
.proof-strip { border-bottom: 1px solid #ddebee; background: #fff; }
.proof-strip__inner { display: grid; grid-template-columns: repeat(3, 1fr); align-items: center; gap: 25px; min-height: 91px; }
.proof-strip p { display: flex; align-items: center; gap: 15px; margin: 0; color: #345567; font-size: .91rem; font-weight: 650; }
.proof-strip p + p { border-left: 1px solid #dde8ec; padding-left: 28px; }
.proof-strip span { color: var(--blue); font-size: .69rem; font-weight: 800; letter-spacing: .08em; }

/* Services and method */
.services { background: #f8fbfc; }
.service-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 19px; }
.service-card { display: flex; flex-direction: column; min-height: 300px; padding: 28px 30px 31px; border: 1px solid #dce9ee; border-radius: 14px; background: #fff; box-shadow: 0 12px 32px rgba(12,56,76,.04); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
.service-card:hover { transform: translateY(-5px); border-color: #b6dce8; box-shadow: 0 18px 37px rgba(12,56,76,.1); }
.service-card__number { color: var(--blue); font-size: .69rem; font-weight: 780; letter-spacing: .15em; }
.service-icon { display: grid; place-items: center; width: 61px; height: 61px; margin-top: 19px; border-radius: 13px; background: #e9f6f9; color: var(--blue); }
.service-icon svg { width: 36px; height: 36px; }
.service-card h3 { margin: 19px 0 6px; font-size: clamp(1.4rem, 2vw, 1.75rem); letter-spacing: -.037em; line-height: 1.2; }
.service-card p { max-width: 485px; margin: 0; color: var(--muted); font-size: .97rem; line-height: 1.65; }
.service-card--featured { border-color: #0d678f; background: linear-gradient(135deg, #006992, #0a3d58); color: #fff; }
.service-card--featured .service-card__number { color: #a6e8f5; }
.service-card--featured .service-icon { background: rgba(255,255,255,.13); color: #d4f4fb; }
.service-card--featured p { color: #d6ebf3; }
.advisory { background: linear-gradient(180deg, #eef6f8 0%, #f7faf9 100%); }
.advisory__intro { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: clamp(40px, 7vw, 100px); }
.advisory__copy h2 { max-width: 620px; margin: 0; font-size: clamp(3.2rem, 5.2vw, 5.3rem); letter-spacing: -.064em; line-height: 1.04; }
.advisory__copy h2 em { color: var(--blue); font-family: Georgia, Cambria, "Times New Roman", serif; font-weight: 400; }
.advisory__copy > p:not(.eyebrow) { max-width: 535px; margin: 26px 0 30px; color: #536f7c; font-size: 1.04rem; line-height: 1.72; }
.advisory__intro > img { width: 100%; aspect-ratio: 1.32 / 1; border-radius: 17px; object-fit: cover; object-position: center; box-shadow: 0 24px 60px rgba(11,61,80,.13); }
.advisory__heading { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 10px 30px; margin: clamp(64px, 7vw, 95px) 0 28px; }
.advisory__heading .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.advisory__heading h3 { margin: 0; font-size: clamp(2.2rem, 3.6vw, 3.7rem); letter-spacing: -.055em; line-height: 1.08; }
.advisory__heading > p:last-child { max-width: 310px; margin: 0 0 5px; color: var(--muted); }
.advisory__catalog { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.advisory-card { display: flex; flex-direction: column; min-height: 295px; padding: 28px; border: 1px solid #d8e8ed; border-radius: 13px; background: #fff; box-shadow: 0 11px 28px rgba(8,52,73,.045); transition: transform .2s ease, box-shadow .2s ease; }
.advisory-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(8,52,73,.11); }
.advisory-card > img { width: 47px; height: 47px; margin-bottom: 22px; padding: 9px; border-radius: 10px; background: #e8f5f9; filter: none; }
.advisory-card > span { color: var(--blue); font-size: .68rem; font-weight: 800; letter-spacing: .15em; }
.advisory-card h4 { margin: 9px 0 7px; font-size: 1.45rem; letter-spacing: -.04em; line-height: 1.18; }
.advisory-card p { margin: 0 0 23px; color: var(--muted); font-size: .91rem; line-height: 1.6; }
.advisory-card a { display: inline-flex; gap: 10px; align-items: center; align-self: flex-start; margin-top: auto; color: var(--blue-deep); font-size: .89rem; font-weight: 760; text-decoration: none; }
.advisory-card a:hover { text-decoration: underline; text-underline-offset: 4px; }
.advisory__scope { margin: 22px 0 0; color: #64818e; font-size: .82rem; }
.energy-story { padding: clamp(82px, 8vw, 120px) 0; background: #fff; }
.energy-story__grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: clamp(50px, 7vw, 110px); }
.energy-story__grid > img { width: 100%; aspect-ratio: 1.22 / 1; border-radius: 16px; object-fit: cover; object-position: center; box-shadow: 0 20px 50px rgba(12,56,76,.12); }
.energy-story__copy h2 { max-width: 560px; margin: 0; font-size: clamp(3rem, 4.6vw, 4.8rem); letter-spacing: -.06em; line-height: 1.04; }
.energy-story__copy h2 em { color: var(--blue); font-family: Georgia, Cambria, "Times New Roman", serif; font-weight: 400; }
.energy-story__copy > p:not(.eyebrow) { max-width: 490px; margin: 27px 0 27px; color: var(--muted); font-size: 1.04rem; line-height: 1.7; }
.method { position: relative; overflow: hidden; padding: clamp(86px, 9vw, 135px) 0; background: var(--navy); color: #fff; isolation: isolate; }
.method::before { position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(5,25,39,.96), rgba(6,36,52,.78)), url("assets/smoke.png") center / cover no-repeat; content: ""; opacity: .6; }
.method__grid { display: grid; grid-template-columns: .85fr 1fr; gap: clamp(60px, 10vw, 150px); }
.method h2 { max-width: 550px; }
.method h2 em { color: #8ad6ea; }
.method__intro > p:not(.eyebrow) { max-width: 450px; margin: 26px 0 31px; color: #bfd9e3; font-size: 1.02rem; line-height: 1.7; }
.method__steps { border-top: 1px solid rgba(200,235,246,.27); }
.method__steps article { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 24px 0; border-bottom: 1px solid rgba(200,235,246,.27); }
.method__steps article > span { color: #78d1ea; font-size: .82rem; font-weight: 750; }
.method__steps h3 { margin: 0 0 6px; font-size: 1.22rem; line-height: 1.2; }
.method__steps p { max-width: 440px; margin: 0; color: #bcd8e3; font-size: .92rem; line-height: 1.58; }

/* Request form */
.quote { padding: clamp(90px, 9vw, 136px) 0; background: var(--warm); }
.quote__grid { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.05fr); align-items: start; gap: clamp(45px, 8vw, 120px); }
.quote__intro { padding-top: 24px; }
.quote h2 { max-width: 540px; font-size: clamp(3rem, 4.4vw, 4.65rem); }
.quote__intro > p:not(.eyebrow) { max-width: 490px; margin: 24px 0 0; color: #526c78; font-size: 1.04rem; line-height: 1.72; }
.quote__intro ul { display: grid; gap: 14px; margin: 32px 0 0; padding: 0; list-style: none; }
.quote__intro li { position: relative; padding-left: 29px; color: #315165; font-size: .93rem; }
.quote__intro li::before { position: absolute; left: 0; top: 2px; display: grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; background: #d9eef4; color: var(--blue); content: "✓"; font-size: .68rem; font-weight: 800; }
.quote-form { padding: clamp(28px, 3vw, 43px); border: 1px solid #e6eef0; border-radius: 16px; background: #fff; box-shadow: 0 26px 75px rgba(16,56,75,.13); }
.quote-form__top { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 30px; padding-bottom: 18px; border-bottom: 1px solid #e2ecee; color: var(--blue); font-size: .7rem; font-weight: 800; letter-spacing: .14em; }
.quote-form__required { color: #738e9b; font-size: .69rem; font-weight: 600; letter-spacing: 0; white-space: nowrap; }
.field { position: relative; margin-bottom: 21px; }
.field > label:first-child { display: block; margin-bottom: 8px; color: #254758; font-size: .88rem; font-weight: 730; }
.field > label:first-child span { color: var(--blue); }
.field label small { margin-left: 3px; color: #6f8793; font-size: .77rem; font-weight: 500; }
.field input:not([type=file]) { display: block; width: 100%; min-height: 51px; padding: 12px 14px; border: 1px solid #cbdce2; border-radius: 7px; background: #fcfefe; color: var(--ink); font-size: .94rem; transition: border-color .2s ease, box-shadow .2s ease; }
.field input:not([type=file])::placeholder { color: #93a7b1; }
.field input:not([type=file]):focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,115,165,.13); }
.field input[aria-invalid="true"] { border-color: #c74848; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.upload { display: flex !important; align-items: center; gap: 17px; min-height: 96px; margin: 0 !important; padding: 15px 18px; border: 1.5px dashed #8dbccc; border-radius: 9px; background: #f6fbfc; cursor: pointer; transition: border-color .2s ease, background-color .2s ease; }
.upload:hover, .field:focus-within .upload { border-color: var(--blue); background: #edf8fb; }
.upload__icon { display: grid; place-items: center; width: 42px; height: 42px; flex: 0 0 auto; border-radius: 9px; background: #e0f2f7; color: var(--blue); font-size: 1.4rem; font-weight: 600; }
.upload strong { color: #285266; font-size: .93rem; }
.upload > span:last-child { display: block; margin-left: auto; color: #718e9c; font-size: .75rem; line-height: 1.4; text-align: right; }
.field input[type=file] { position: absolute; width: 1px; height: 1px; opacity: 0; }
.field-error { display: block; min-height: 0; margin-top: 5px; color: #a52222; font-size: .8rem; }
.quote-form__privacy { margin: 9px 0 22px; color: #5d7580; font-size: .79rem; line-height: 1.55; }
.quote-form__privacy a, .quote-form a { color: var(--blue-deep); text-decoration-thickness: 1px; text-underline-offset: 2px; }
.quote-form__submit { width: 100%; justify-content: space-between; }
.quote-form__submit:disabled { cursor: wait; opacity: .7; transform: none; }
.form-status { min-height: 0; margin: 14px 0 0; font-size: .86rem; line-height: 1.5; }
.form-status--error { color: #a52222; }
.form-status--success { color: #1a7258; }
.consent, .quote-form__consent { display: flex; gap: 10px; align-items: flex-start; margin: 13px 0 20px; color: #486573; font-size: .82rem; line-height: 1.5; }
.consent input, .quote-form__consent input { margin: 4px 0 0; accent-color: var(--blue); }
.advisory-contact { padding: clamp(90px, 9vw, 135px) 0; background: linear-gradient(120deg, #071d2c, #0d4662); color: #fff; }
.advisory-contact__grid { display: grid; grid-template-columns: .82fr 1fr; align-items: start; gap: clamp(45px, 7vw, 110px); }
.advisory-contact__intro { padding-top: 25px; }
.advisory-contact h2 { margin: 0; font-size: clamp(3rem, 4.6vw, 4.9rem); letter-spacing: -.063em; line-height: 1.04; }
.advisory-contact h2 em { color: #8bd9ec; font-family: Georgia, Cambria, "Times New Roman", serif; font-weight: 400; }
.advisory-contact__intro > p:not(.eyebrow) { max-width: 520px; margin: 25px 0 0; color: #c6e0e9; font-size: 1.04rem; line-height: 1.72; }
.advisory-contact__intro .advisory-contact__address { margin-top: 36px; padding-top: 19px; border-top: 1px solid rgba(190,230,243,.24); font-size: .82rem; overflow-wrap: anywhere; }
.advisory-contact__address strong { color: #fff; }
.advisory-form { padding: clamp(28px, 3vw, 43px); border-radius: 16px; background: #fff; box-shadow: 0 25px 70px rgba(0,10,25,.25); color: var(--ink); }
.advisory-form textarea { display: block; width: 100%; min-height: 122px; padding: 12px 14px; border: 1px solid #cbdce2; border-radius: 7px; background: #fcfefe; color: var(--ink); resize: vertical; font: inherit; font-size: .94rem; }
.advisory-form textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,115,165,.13); }
.advisory-form textarea[aria-invalid="true"] { border-color: #c74848; }
.advisory-form__services { min-width: 0; margin: 0 0 23px; padding: 0; border: 0; }
.advisory-form__services legend { margin-bottom: 10px; color: #254758; font-size: .88rem; font-weight: 730; }
.advisory-form__services legend span { color: var(--blue); }
.advisory-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
.advisory-options label { position: relative; cursor: pointer; }
.advisory-options input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.advisory-options span { display: flex; align-items: center; min-height: 46px; padding: 9px 12px; border: 1px solid #cbdce2; border-radius: 7px; background: #f7fbfc; color: #36596a; font-size: .81rem; font-weight: 650; line-height: 1.3; }
.advisory-options label:hover span { border-color: #85bed1; background: #edf8fb; }
.advisory-options input:checked + span { border-color: var(--blue); background: #e1f3f8; box-shadow: inset 0 0 0 1px var(--blue); color: #075d83; }
.advisory-options input:focus-visible + span { outline: 3px solid #4fc0e4; outline-offset: 3px; }
.advisory-form__submit { width: 100%; justify-content: space-between; }
.advisory-form__submit:disabled { cursor: wait; opacity: .7; transform: none; }

/* Contact and footer */
.contact { padding: clamp(85px, 9vw, 130px) 0; background: #fff; }
.contact__grid { display: grid; grid-template-columns: 1fr .75fr; align-items: center; gap: clamp(50px, 9vw, 135px); }
.contact h2 { max-width: 680px; }
.contact__grid > div:first-child > p:not(.eyebrow) { max-width: 540px; margin: 25px 0 0; color: var(--muted); font-size: 1.05rem; line-height: 1.7; }
.contact__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 30px; }
.contact-card { display: grid; gap: 19px; padding: 33px; border: 1px solid #dce9ee; border-radius: 14px; background: #f5fafb; }
.contact-card__label { margin-bottom: 5px; color: var(--blue); font-size: .68rem; font-weight: 800; letter-spacing: .15em; }
.contact-card > div { padding-top: 17px; border-top: 1px solid #dfebee; }
.contact-card small { display: block; margin-bottom: 4px; color: #69818c; font-size: .75rem; }
.contact-card a, .contact-card address { color: #244b5f; font-size: 1rem; font-style: normal; font-weight: 680; text-decoration: none; line-height: 1.5; }
.contact-card a:hover { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.footer { padding-top: 57px; background: var(--navy); color: #d9e9ee; }
.footer__main { display: flex; justify-content: space-between; gap: 50px; padding-bottom: 46px; }
.brand--footer { width: 230px; }
.footer__main p { margin: 15px 0 0; color: #a6c1cc; font-size: .88rem; }
.footer nav { display: grid; grid-template-columns: repeat(2, auto); align-content: start; column-gap: 48px; row-gap: 13px; }
.footer nav a, .footer__bottom a { color: #d9e9ee; font-size: .85rem; text-decoration: none; }
.footer nav a:hover, .footer__bottom a:hover { text-decoration: underline; text-underline-offset: 3px; }
.footer__bottom { display: flex; justify-content: space-between; gap: 20px; padding-block: 20px 23px; border-top: 1px solid rgba(198,229,240,.18); color: #a6c1cc; font-size: .78rem; }
.footer__bottom > div { display: flex; gap: 22px; }
.legal { padding: clamp(60px, 8vw, 105px) 0; background: #f4f9fa; }
.legal__inner { max-width: 900px; padding: clamp(27px, 5vw, 60px); border: 1px solid #dce9ee; border-radius: 15px; background: #fff; box-shadow: 0 20px 50px rgba(9,54,74,.07); }
.legal h1 { margin: 0; font-size: clamp(2.7rem, 5.5vw, 4.9rem); letter-spacing: -.06em; line-height: 1.06; }
.legal__lead { max-width: 720px; margin: 24px 0 0; color: #536f7c; font-size: 1.08rem; line-height: 1.72; }
.legal__draft { margin: 31px 0 18px; padding: 17px 20px; border-left: 4px solid var(--blue); background: #e7f5f9; color: #28576c; font-size: .91rem; }
.legal section { padding: 27px 0 3px; border-top: 1px solid #e3edef; }
.legal section:first-of-type { border-top: 0; }
.legal h2 { margin: 0 0 11px; font-size: 1.5rem; letter-spacing: -.035em; }
.legal section p { margin: 0 0 18px; color: #4d6876; line-height: 1.72; }
.legal section a { color: var(--blue-deep); overflow-wrap: anywhere; }

@media (max-width: 1050px) {
  .nav { gap: 16px; }
  .nav > a { font-size: .85rem; }
  .brand { width: 225px; }
  .hero__grid { gap: 25px; }
  .hero h1 { font-size: clamp(4rem, 6.8vw, 6rem); }
  .advisory__catalog { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 940px) {
  .container { width: min(100% - 48px, 740px); }
  .header__inner { min-height: 73px; }
  .menu-toggle { display: grid; align-content: space-between; }
  .nav { position: absolute; top: calc(100% - 1px); right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 15px max(24px, calc((100vw - 740px)/2)); border-top: 1px solid #e1ecef; background: #fff; box-shadow: 0 18px 26px rgba(5,30,45,.13); }
  .nav.nav--open { display: flex; }
  .nav > a { padding: 12px 0; font-size: .98rem; }
  .nav .nav__cta { justify-content: space-between; margin: 12px 0; padding: 12px 15px; }
  .hero__grid { grid-template-columns: 1fr; min-height: 0; padding-block: 78px 35px; }
  .hero__copy { max-width: 700px; }
  .hero__visual { justify-self: center; width: min(65%, 430px); margin-top: 2px; }
  .section-heading, .advisory__intro, .advisory-contact__grid, .energy-story__grid, .method__grid, .quote__grid, .contact__grid { grid-template-columns: 1fr; gap: 38px; }
  .section-heading > p { max-width: 590px; }
  .advisory__intro > img { max-height: 470px; }
  .advisory-contact__intro { padding-top: 0; }
  .advisory-form { max-width: 680px; }
  .energy-story__grid > img { max-height: 460px; }
  .method__grid { gap: 55px; }
  .quote__intro { padding-top: 0; }
  .quote-form { max-width: 650px; }
  .contact-card { max-width: 590px; }
}
@media (max-width: 610px) {
  .container { width: min(100% - 38px, 490px); }
  .topbar__inner { min-height: 31px; justify-content: center; }
  .topbar__inner > span { display: none; }
  .topbar { font-size: .72rem; }
  .header__inner { min-height: 67px; }
  .brand { width: min(68vw, 225px); min-height: 48px; padding: 6px; }
  .hero__grid { padding-block: 64px 35px; }
  .eyebrow { gap: 9px; margin-bottom: 17px; font-size: .63rem; letter-spacing: .12em; }
  .eyebrow__line { width: 22px; }
  .hero h1 { font-size: clamp(3.5rem, 15vw, 5.3rem); }
  .hero__lead { margin-top: 25px; font-size: 1.03rem; }
  .hero__actions { align-items: stretch; flex-direction: column; gap: 20px; margin-top: 26px; }
  .hero__actions .button { justify-content: space-between; }
  .hero__note { margin-top: 28px; }
  .hero__visual { width: min(88%, 380px); margin-top: 16px; }
  .visual-note { bottom: 20%; padding: 9px 11px; font-size: .67rem; }
  .proof-strip__inner { grid-template-columns: 1fr; gap: 0; padding-block: 15px; }
  .proof-strip p { min-height: 38px; font-size: .82rem; }
  .proof-strip p + p { padding-left: 0; border-left: 0; }
  .section { padding-block: 73px; }
  .section-heading { gap: 20px; margin-bottom: 32px; }
  .section-heading h2, .advisory h2, .advisory-contact h2, .energy-story h2, .method h2, .quote h2, .contact h2 { font-size: clamp(2.7rem, 10.5vw, 4.1rem); }
  .section-heading > p { font-size: .97rem; }
  .service-grid, .advisory__catalog, .field-row { grid-template-columns: 1fr; }
  .service-card { min-height: 0; padding: 23px; }
  .service-card h3 { font-size: 1.48rem; }
  .advisory__heading { grid-template-columns: 1fr; gap: 10px; }
  .advisory__heading h3 { font-size: 2.5rem; }
  .advisory-card { min-height: 0; padding: 23px; }
  .advisory-options { grid-template-columns: 1fr; }
  .advisory-contact { padding-block: 78px; }
  .advisory-form { padding: 23px 19px; }
  .energy-story { padding-block: 73px; }
  .method { padding-block: 78px; }
  .method__steps article { grid-template-columns: 37px 1fr; gap: 12px; }
  .quote { padding-block: 79px; }
  .quote__grid { gap: 30px; }
  .quote-form { padding: 23px 19px; }
  .quote-form__top { gap: 8px; font-size: .62rem; }
  .upload { align-items: flex-start; flex-wrap: wrap; gap: 10px; }
  .upload > span:last-child { width: 100%; margin-left: 52px; text-align: left; }
  .contact { padding-block: 76px; }
  .contact__actions { align-items: stretch; flex-direction: column; }
  .contact-card { padding: 25px; }
  .footer__main, .footer__bottom { flex-direction: column; }
  .footer__main { gap: 29px; }
  .footer__bottom { gap: 10px; }
  .waves-toggle { right: 12px; bottom: 12px; }
  .waves-toggle__label { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .001ms !important; animation-duration: .001ms !important; }
}

/* v5.1 · landing de revisión de factura */
.landing-hero__grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(390px,.88fr); gap: clamp(38px,5vw,80px); align-items: start; padding-block: clamp(64px,7vw,100px); }
.landing-hero__copy { padding-top: 20px; }
.landing-hero h1 { max-width: 700px; font-size: clamp(3.3rem,5vw,5.5rem); line-height: 1.025; }
.landing-hero .hero__lead { max-width: 610px; margin: 28px 0 28px; }
.landing-hero__form { scroll-margin-top: 104px; }
.landing-hero .quote-form { max-width: none; padding: clamp(25px,2.3vw,36px); color: var(--ink); }
.landing-hero .quote-form__top { margin-bottom: 18px; }
.landing-hero .field { margin-bottom: 15px; }
.landing-form__intro { margin: 0 0 20px; color: #5d7580; font-size: .9rem; }
.landing-hero .upload { min-height: 75px; }
.landing-hero .quote-form__privacy { font-size: .75rem; }
.landing-hero__reasons { display: grid; gap: 14px; margin-top: 39px; padding-top: 26px; border-top: 1px solid rgba(180,230,244,.25); }
.landing-hero__reasons p { display: flex; gap: 16px; margin: 0; color: #d5eaf1; font-size: .92rem; }
.landing-hero__reasons span { color: #8bd9ec; font-size: .73rem; font-weight: 800; letter-spacing: .08em; }
.landing-section { background: #f6fafb; }
.landing-cards { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 19px; }
.landing-cards article { min-height: 230px; padding: 30px; border: 1px solid #dbe9ee; border-radius: 13px; background: #fff; box-shadow: 0 15px 33px rgba(12,56,76,.05); }
.landing-cards__number { color: var(--blue); font-size: .68rem; font-weight: 800; letter-spacing: .15em; }
.landing-cards h3 { margin: 30px 0 9px; font-size: 1.47rem; letter-spacing: -.04em; }
.landing-cards p { margin: 0; color: var(--muted); font-size: .94rem; line-height: 1.65; }
.landing-process { padding: clamp(85px,8vw,120px) 0; background: var(--navy); color: #fff; }
.landing-process__grid { display: grid; grid-template-columns: .9fr 1fr; gap: clamp(50px,8vw,120px); }
.landing-process h2, .landing-end h2 { max-width: 700px; margin: 0; font-size: clamp(3rem,4.9vw,5rem); letter-spacing: -.06em; line-height: 1.04; }
.landing-process h2 em, .landing-end h2 em { color: #8bd9ec; font-family: Georgia,Cambria,serif; font-weight: 400; }
.landing-process__grid > div > p:not(.eyebrow) { max-width: 490px; margin: 27px 0 29px; color: #bfd9e3; line-height: 1.72; }
.landing-process ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(200,235,246,.26); counter-reset: step; }
.landing-process li { position: relative; display: grid; gap: 5px; padding: 26px 0 26px 54px; border-bottom: 1px solid rgba(200,235,246,.26); counter-increment: step; }
.landing-process li::before { position: absolute; top: 27px; left: 0; content: '0' counter(step); color: #8bd9ec; font-size: .8rem; font-weight: 800; }
.landing-process li strong { font-size: 1.18rem; }
.landing-process li span { color: #bdd8e2; font-size: .94rem; }
.landing-office__grid { display: grid; grid-template-columns: 1fr .9fr; gap: clamp(42px,7vw,100px); align-items: center; }
.landing-office img { width: 100%; aspect-ratio: 1.25; object-fit: cover; border-radius: 16px; box-shadow: 0 20px 50px rgba(12,56,76,.12); }
.landing-office h2, .landing-faq h2 { margin: 0; font-size: clamp(3rem,4.5vw,4.9rem); letter-spacing: -.06em; line-height: 1.04; }
.landing-office h2 em, .landing-faq h2 em { color: var(--blue); font-family: Georgia,Cambria,serif; font-weight: 400; }
.landing-office__grid > div > p:not(.eyebrow) { max-width: 510px; margin: 26px 0; color: var(--muted); font-size: 1.03rem; line-height: 1.72; }
.landing-office .landing-office__address { margin: 0 0 22px !important; color: #31566a !important; font-weight: 700; }
.landing-faq { background: #f6fafb; }
.landing-faq__grid { display: grid; grid-template-columns: .7fr 1fr; gap: clamp(48px,8vw,120px); }
.landing-faq details { padding: 21px 0; border-bottom: 1px solid #d9e7eb; }
.landing-faq details:first-child { border-top: 1px solid #d9e7eb; }
.landing-faq summary { cursor: pointer; color: var(--ink); font-size: 1.07rem; font-weight: 720; }
.landing-faq details p { max-width: 690px; margin: 13px 0 0; color: var(--muted); line-height: 1.7; }
.landing-end { padding: clamp(84px,8vw,120px) 0; background: linear-gradient(120deg,#08364f,#071d2c); color: #fff; }
.landing-end h2 { margin-bottom: 31px; }
@media (max-width: 1080px) { .landing-hero__grid { grid-template-columns: 1fr; } .landing-hero__copy { max-width: 740px; } .landing-hero__form { max-width: 720px; } }
@media (max-width: 940px) { .landing-process__grid,.landing-office__grid,.landing-faq__grid { grid-template-columns: 1fr; } }
@media (max-width: 610px) { .landing-hero__grid { padding-block: 62px 75px; } .landing-hero h1 { font-size: clamp(3rem,11.4vw,4.1rem); } .landing-hero__copy > .button { width: 100%; justify-content: space-between; } .landing-hero__reasons { margin-bottom: 8px; } .landing-hero .quote-form { padding: 24px 19px; } .landing-cards { grid-template-columns: 1fr; } .landing-cards article { min-height: 0; padding: 26px; } .landing-cards h3 { margin-top: 18px; } .landing-process li { padding-left: 43px; } .landing-office__grid { gap: 36px; } }

/* v5.2 · formulario y catálogo de asesoría */
.landing-hero--advisory h1 { font-size: clamp(3.2rem,4.55vw,5.1rem); }
.landing-hero--advisory .advisory-form { padding: clamp(25px,2.3vw,36px); }
.landing-hero--advisory .quote-form__top { margin-bottom: 18px; }
.landing-hero--advisory .field { margin-bottom: 15px; }
.landing-hero--advisory .advisory-options { gap: 7px; }
.landing-hero--advisory .advisory-options span { min-height: 41px; }
.landing-hero--advisory .advisory-form__services { margin-bottom: 16px; }
.landing-hero--advisory .advisory-form textarea { min-height: 95px; }
.landing-hero--advisory .quote-form__privacy { font-size: .75rem; }
.landing-section.advisory { background: #f6fafb; }
.landing-section .advisory-card h3 { margin: 9px 0 7px; font-size: 1.45rem; letter-spacing: -.04em; line-height: 1.18; }
.landing-section .advisory-card p { margin-bottom: 23px; }
@media (max-width: 610px) { .landing-hero--advisory h1 { font-size: clamp(2.9rem,10.8vw,4rem); } .landing-hero--advisory .advisory-form { padding: 24px 19px; } }
.brand--azv { width: min(58vw, 228px); min-height: 0; flex-direction: column; justify-content: center; gap: 1px; padding: 5px 10px 8px; text-align: center; }
.brand--azv img { display: block; width: min(162px, 100%); height: auto; }
.brand--azv span { color: #4e617a; font-size: .59rem; font-weight: 800; letter-spacing: .06em; line-height: 1.2; text-transform: uppercase; }